Add Validate class for argument validation
git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137179 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/src/java/org/apache/commons/lang/Validate.java b/src/java/org/apache/commons/lang/Validate.java
new file mode 100644
index 0000000..dfe886b
--- /dev/null
+++ b/src/java/org/apache/commons/lang/Validate.java
@@ -0,0 +1,476 @@
+/* ====================================================================
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2002 The Apache Software Foundation. All rights
+ * reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ * any, must include the following acknowlegement:
+ * "This product includes software developed by the
+ * Apache Software Foundation (http://www.apache.org/)."
+ * Alternately, this acknowlegement may appear in the software itself,
+ * if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Commons", and "Apache Software
+ * Foundation" must not be used to endorse or promote products derived
+ * from this software without prior written permission. For written
+ * permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ * nor may "Apache" appear in their names without prior written
+ * permission of the Apache Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation. For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ */
+package org.apache.commons.lang;
+
+import java.util.Collection;
+import java.util.Iterator;
+import java.util.Map;
+/**
+ * <p>Validate is a static utility class for validating arguments.
+ *
+ * <p>The class is based along the lines of JUnit. If an argument value is
+ * deemed invalid, an IllegalArgumentException is thrown. For example:
+ *
+ * <pre>
+ * Validate.isTrue( i > 0, "The value must be greater than zero: ", i);
+ * Validate.notNull( surname, "The surname must not be null");
+ * </pre>
+ *
+ * @author <a href="mailto:ola.berg@arkitema.se">Ola Berg</a>
+ * @author Stephen Colebourne
+ * @version $Id: Validate.java,v 1.1 2002/12/13 17:21:56 scolebourne Exp $
+ */
+public class Validate {
+
+ /**
+ * Constructor. This class should not normally be instantiated.
+ */
+ public Validate() {
+ }
+
+ // isTrue
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the test
+ * result is false.
+ *
+ * <p>This is used when validating according to an arbitrary boolean expression,
+ * such as validating a primitive number or using your own custom validation
+ * expression.
+ * <pre>
+ * Validate.isTrue( myObject.isOk(), "The object is not OK: ", myObject);
+ * </pre>
+ * <p>For performance reasons, the object is passed as a separate parameter and
+ * appended to the message string only in the case of an error.
+ *
+ * @param expression a boolean expression
+ * @param message the exception message you would like to see if the expression is false
+ * @param value the value to append to the message in case of error
+ * @throws IllegalArgumentException if expression is false
+ */
+ public static void isTrue(boolean expression, String message, Object value) {
+ if (expression == false) {
+ throw new IllegalArgumentException(message + value);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the test
+ * result is false.
+ *
+ * <p>This is used when validating according to an arbitrary boolean expression,
+ * such as validating a primitive number or using your own custom validation
+ * expression.
+ * <pre>
+ * Validate.isTrue( i > 0, "The value must be greater than zero: ", i);
+ * </pre>
+ * <p>For performance reasons, the object is passed as a separate parameter and
+ * appended to the message string only in the case of an error.
+ *
+ * @param expression a boolean expression
+ * @param message the exception message you would like to see if the expression is false
+ * @param value the value to append to the message in case of error
+ * @throws IllegalArgumentException if expression is false
+ */
+ public static void isTrue(boolean expression, String message, long value) {
+ if (expression == false) {
+ throw new IllegalArgumentException(message + value);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the test
+ * result is false.
+ *
+ * <p>This is used when validating according to an arbitrary boolean expression,
+ * such as validating a primitive number or using your own custom validation
+ * expression.
+ * <pre>
+ * Validate.isTrue( d > 0.0, "The value must be greater than zero: ", d);
+ * </pre>
+ * <p>For performance reasons, the object is passed as a separate parameter and
+ * appended to the message string only in the case of an error.
+ *
+ * @param expression a boolean expression
+ * @param message the exception message you would like to see if the expression is false
+ * @param value the value to append to the message in case of error
+ * @throws IllegalArgumentException if expression is false
+ */
+ public static void isTrue(boolean expression, String message, double value) {
+ if (expression == false) {
+ throw new IllegalArgumentException(message + value);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the test
+ * result is false.
+ *
+ * <p>This is used when validating according to an arbitrary boolean expression,
+ * such as validating a primitive number or using your own custom validation
+ * expression.
+ * <pre>
+ * Validate.isTrue( (i > 0), "The value must be greater than zero");
+ * Validate.isTrue( myObject.isOk(), "The object is not OK");
+ * </pre>
+ * <p>For performance reasons, the message string should not involve a string append,
+ * instead use the {@link #isTrue(boolean, String, Object)} method.
+ *
+ * @param expression a boolean expression
+ * @param message the exception message you would like to see if the expression is false
+ * @throws IllegalArgumentException if expression is false
+ */
+ public static void isTrue(boolean expression, String message) {
+ if (expression == false) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the test
+ * result is false.
+ *
+ * <p>This is used when validating according to an arbitrary boolean expression,
+ * such as validating a primitive number or using your own custom validation
+ * expression.
+ * <pre>
+ * Validate.isTrue( i > 0 );
+ * Validate.isTrue( myObject.isOk() );
+ * </pre>
+ * <p>The message in the exception is 'The validated expression is false'.
+ *
+ * @param expression a boolean expression
+ * @throws IllegalArgumentException if expression is false
+ */
+ public static void isTrue(boolean expression) {
+ if (expression == false) {
+ throw new IllegalArgumentException("The validated expression is false");
+ }
+ }
+
+ // notNull
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument is null.
+ * <pre>
+ * Validate.notNull(myObject, "The object must not be null");
+ * </pre>
+ *
+ * @param object the object to check is not null
+ * @param message the exception message you would like to see if the object is null
+ * @throws IllegalArgumentException if the object is null
+ */
+ public static void notNull(Object object, String message) {
+ if (object == null) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument is null.
+ * <pre>
+ * Validate.notNull(myObject);
+ * </pre>
+ * <p>The message in the exception is 'The validated object is null'.
+ *
+ * @param object the object to check is not null
+ * @throws IllegalArgumentException if the object is null
+ */
+ public static void notNull(Object object) {
+ if (object == null) {
+ throw new IllegalArgumentException("The validated object is null");
+ }
+ }
+
+ // notEmpty array
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument array is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myArray, "The array must not be empty");
+ * </pre>
+ *
+ * @param array the array to check is not empty
+ * @param message the exception message you would like to see if the array is empty
+ * @throws IllegalArgumentException if the array is empty
+ */
+ public static void notEmpty(Object[] array, String message) {
+ if (array == null || array.length == 0) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument array is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myArray);
+ * </pre>
+ * <p>The message in the exception is 'The validated array is empty'.
+ *
+ * @param array the array to check is not empty
+ * @throws IllegalArgumentException if the array is empty
+ */
+ public static void notEmpty(Object[] array) {
+ if (array == null || array.length == 0) {
+ throw new IllegalArgumentException("The validated array is empty");
+ }
+ }
+
+ // notEmpty collection
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument Collection is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myCollection, "The collection must not be empty");
+ * </pre>
+ *
+ * @param collection the collection to check is not empty
+ * @param message the exception message you would like to see if the collection is empty
+ * @throws IllegalArgumentException if the collection is empty
+ */
+ public static void notEmpty(Collection collection, String message) {
+ if (collection == null || collection.size() == 0) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument Collection is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myCollection);
+ * </pre>
+ * <p>The message in the exception is 'The validated collection is empty'.
+ *
+ * @param collection the collection to check is not empty
+ * @throws IllegalArgumentException if the collection is empty
+ */
+ public static void notEmpty(Collection collection) {
+ if (collection == null || collection.size() == 0) {
+ throw new IllegalArgumentException("The validated collection is empty");
+ }
+ }
+
+ // notEmpty map
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument Map is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myMap, "The collection must not be empty");
+ * </pre>
+ *
+ * @param map the map to check is not empty
+ * @param message the exception message you would like to see if the map is empty
+ * @throws IllegalArgumentException if the map is empty
+ */
+ public static void notEmpty(Map map, String message) {
+ if (map == null || map.size() == 0) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument Map is empty (null or no elements).
+ * <pre>
+ * Validate.notEmpty(myMap);
+ * </pre>
+ * <p>The message in the exception is 'The validated map is empty'.
+ *
+ * @param map the map to check is not empty
+ * @throws IllegalArgumentException if the map is empty
+ */
+ public static void notEmpty(Map map) {
+ if (map == null || map.size() == 0) {
+ throw new IllegalArgumentException("The validated map is empty");
+ }
+ }
+
+ // notEmpty string
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument String is empty (null or zero length).
+ * <pre>
+ * Validate.notEmpty(myString, "The string must not be empty");
+ * </pre>
+ *
+ * @param string the string to check is not empty
+ * @param message the exception message you would like to see if the string is empty
+ * @throws IllegalArgumentException if the string is empty
+ */
+ public static void notEmpty(String string, String message) {
+ if (string == null || string.length() == 0) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument String is empty (null or zero length).
+ * <pre>
+ * Validate.notEmpty(myString);
+ * </pre>
+ * <p>The message in the exception is 'The validated string is empty'.
+ *
+ * @param string the string to check is not empty
+ * @throws IllegalArgumentException if the string is empty
+ */
+ public static void notEmpty(String string) {
+ if (string == null || string.length() == 0) {
+ throw new IllegalArgumentException("The validated string is empty");
+ }
+ }
+
+ // notNullElements array
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument array has null elements or is null.
+ * <pre>
+ * Validate.notEmpty(myArray, "The array must not contain null elements");
+ * </pre>
+ *
+ * @param array the array to check
+ * @param message the exception message if the array has null elements
+ * @throws IllegalArgumentException if the array has null elements or is null
+ */
+ public static void noNullElements(Object[] array, String message) {
+ Validate.notNull(array);
+ for (int i = 0; i < array.length; i++) {
+ if (array[i] == null) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument array has null elements or is null.
+ * <pre>
+ * Validate.notEmpty(myArray);
+ * </pre>
+ * <p>The message in the exception is 'The validated array contains null element at index: '.
+ *
+ * @param array the array to check
+ * @throws IllegalArgumentException if the array has null elements or is null
+ */
+ public static void noNullElements(Object[] array) {
+ Validate.notNull(array);
+ for (int i = 0; i < array.length; i++) {
+ if (array[i] == null) {
+ throw new IllegalArgumentException("The validated array contains null element at index: " + i);
+ }
+ }
+ }
+
+ // notNullElements collection
+ //---------------------------------------------------------------------------------
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument collection has null elements or is null.
+ * <pre>
+ * Validate.notEmpty(myCollection, "The collection must not contain null elements");
+ * </pre>
+ *
+ * @param collection the collection to check
+ * @param message the exception message if the array has null elements
+ * @throws IllegalArgumentException if the collection has null elements or is null
+ */
+ public static void noNullElements(Collection collection, String message) {
+ Validate.notNull(collection);
+ int i = 0;
+ for (Iterator it = collection.iterator(); it.hasNext(); i++) {
+ if (it.next() == null) {
+ throw new IllegalArgumentException(message);
+ }
+ }
+ }
+
+ /**
+ * <p>Validate an argument, throwing IllegalArgumentException if the
+ * argument collection has null elements or is null.
+ * <pre>
+ * Validate.notEmpty(myCollection);
+ * </pre>
+ * <p>The message in the exception is 'The validated collection contains null element at index: '.
+ *
+ * @param collection the collection to check
+ * @throws IllegalArgumentException if the collection has null elements or is null
+ */
+ public static void noNullElements(Collection collection) {
+ Validate.notNull(collection);
+ int i = 0;
+ for (Iterator it = collection.iterator(); it.hasNext(); i++) {
+ if (it.next() == null) {
+ throw new IllegalArgumentException("The validated collection contains null element at index: " + i);
+ }
+ }
+ }
+
+}
diff --git a/src/test/org/apache/commons/lang/LangTestSuite.java b/src/test/org/apache/commons/lang/LangTestSuite.java
index 8b98dbb..e70990f 100644
--- a/src/test/org/apache/commons/lang/LangTestSuite.java
+++ b/src/test/org/apache/commons/lang/LangTestSuite.java
@@ -62,7 +62,7 @@
*
* @author <a href="mailto:scolebourne@joda.org">Stephen Colebourne</a>
* @author <a href="mailto:ridesmet@users.sourceforge.net">Ringo De Smet</a>
- * @version $Id: LangTestSuite.java,v 1.5 2002/10/13 22:42:59 scolebourne Exp $
+ * @version $Id: LangTestSuite.java,v 1.6 2002/12/13 17:21:56 scolebourne Exp $
*/
public class LangTestSuite extends TestCase {
@@ -98,6 +98,7 @@
suite.addTest(StringUtilsSubstringTest.suite());
suite.addTest(StringUtilsEqualsIndexOfTest.suite());
suite.addTest(StringUtilsIsTest.suite());
+ suite.addTest(ValidateTest.suite());
return suite;
}
}
diff --git a/src/test/org/apache/commons/lang/ValidateTest.java b/src/test/org/apache/commons/lang/ValidateTest.java
new file mode 100644
index 0000000..d3adbbe
--- /dev/null
+++ b/src/test/org/apache/commons/lang/ValidateTest.java
@@ -0,0 +1,367 @@
+/* ====================================================================
+ * The Apache Software License, Version 1.1
+ *
+ * Copyright (c) 2002 The Apache Software Foundation. All rights
+ * reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * 3. The end-user documentation included with the redistribution, if
+ * any, must include the following acknowlegement:
+ * "This product includes software developed by the
+ * Apache Software Foundation (http://www.apache.org/)."
+ * Alternately, this acknowlegement may appear in the software itself,
+ * if and wherever such third-party acknowlegements normally appear.
+ *
+ * 4. The names "The Jakarta Project", "Commons", and "Apache Software
+ * Foundation" must not be used to endorse or promote products derived
+ * from this software without prior written permission. For written
+ * permission, please contact apache@apache.org.
+ *
+ * 5. Products derived from this software may not be called "Apache"
+ * nor may "Apache" appear in their names without prior written
+ * permission of the Apache Software Foundation.
+ *
+ * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
+ * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
+ * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
+ * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation. For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ */
+package org.apache.commons.lang;
+
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+import junit.framework.Test;
+import junit.framework.TestCase;
+import junit.framework.TestSuite;
+import junit.textui.TestRunner;
+/**
+ * Unit tests {@link org.apache.commons.lang.Validate}.
+ *
+ * @author <a href="mailto:scolebourne@joda.org">Stephen Colebourne</a>
+ * @version $Id: ValidateTest.java,v 1.1 2002/12/13 17:21:56 scolebourne Exp $
+ */
+public class ValidateTest extends TestCase {
+
+ public ValidateTest(String name) {
+ super(name);
+ }
+
+ public static void main(String[] args) {
+ TestRunner.run(suite());
+ }
+
+ public static Test suite() {
+ TestSuite suite = new TestSuite(ValidateTest.class);
+ suite.setName("Validate Tests");
+ return suite;
+ }
+
+ protected void setUp() throws Exception {
+ super.setUp();
+ }
+
+ protected void tearDown() throws Exception {
+ super.tearDown();
+ }
+
+ //-----------------------------------------------------------------------
+ public void testIsTrue1() {
+ Validate.isTrue(true);
+ try {
+ Validate.isTrue(false);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated expression is false", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testIsTrue2() {
+ Validate.isTrue(true, "MSG");
+ try {
+ Validate.isTrue(false, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testIsTrue3() {
+ Validate.isTrue(true, "MSG", new Integer(6));
+ try {
+ Validate.isTrue(false, "MSG", new Integer(6));
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG6", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testIsTrue4() {
+ Validate.isTrue(true, "MSG", 7);
+ try {
+ Validate.isTrue(false, "MSG", 7);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG7", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testIsTrue5() {
+ Validate.isTrue(true, "MSG", 7.4d);
+ try {
+ Validate.isTrue(false, "MSG", 7.4d);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG7.4", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotNull1() {
+ Validate.notNull(new Object());
+ try {
+ Validate.notNull(null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated object is null", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotNull2() {
+ Validate.notNull(new Object(), "MSG");
+ try {
+ Validate.notNull(null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyArray1() {
+ Validate.notEmpty(new Object[] {null});
+ try {
+ Validate.notEmpty((Object[]) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated array is empty", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(new Object[0]);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated array is empty", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyArray2() {
+ Validate.notEmpty(new Object[] {null}, "MSG");
+ try {
+ Validate.notEmpty((Object[]) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(new Object[0], "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyCollection1() {
+ Collection coll = new ArrayList();
+ try {
+ Validate.notEmpty((Collection) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated collection is empty", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(coll);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated collection is empty", ex.getMessage());
+ }
+ coll.add(new Integer(8));
+ Validate.notEmpty(coll);
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyCollection2() {
+ Collection coll = new ArrayList();
+ try {
+ Validate.notEmpty((Collection) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(coll, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ coll.add(new Integer(8));
+ Validate.notEmpty(coll, "MSG");
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyMap1() {
+ Map map = new HashMap();
+ try {
+ Validate.notEmpty((Map) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated map is empty", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(map);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated map is empty", ex.getMessage());
+ }
+ map.put("ll", new Integer(8));
+ Validate.notEmpty(map);
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyMap2() {
+ Map map = new HashMap();
+ try {
+ Validate.notEmpty((Map) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty(map, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ map.put("ll", new Integer(8));
+ Validate.notEmpty(map, "MSG");
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyString1() {
+ Validate.notEmpty("hjl");
+ try {
+ Validate.notEmpty((String) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated string is empty", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty("");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated string is empty", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNotEmptyString2() {
+ Validate.notEmpty(new Object[] {null}, "MSG");
+ try {
+ Validate.notEmpty((String) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ try {
+ Validate.notEmpty("", "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNoNullElementsArray1() {
+ String[] array = new String[] {"a", "b"};
+ Validate.noNullElements(array);
+ try {
+ Validate.noNullElements((Object[]) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated object is null", ex.getMessage());
+ }
+ array[1] = null;
+ try {
+ Validate.notEmpty(array);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated array contains null element at index: 1", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNoNullElementsArray2() {
+ String[] array = new String[] {"a", "b"};
+ Validate.noNullElements(array, "MSG");
+ try {
+ Validate.noNullElements((Object[]) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated object is null", ex.getMessage());
+ }
+ array[1] = null;
+ try {
+ Validate.notEmpty(array, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNoNullElementsCollection1() {
+ List coll = new ArrayList();
+ coll.add("a");
+ coll.add("b");
+ Validate.noNullElements(coll);
+ try {
+ Validate.noNullElements((Collection) null);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated object is null", ex.getMessage());
+ }
+ coll.set(1, null);
+ try {
+ Validate.notEmpty(coll);
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated collection contains null element at index: 1", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+ public void testNoNullElementsCollection2() {
+ List coll = new ArrayList();
+ coll.add("a");
+ coll.add("b");
+ Validate.noNullElements(coll, "MSG");
+ try {
+ Validate.noNullElements((Collection) null, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("The validated object is null", ex.getMessage());
+ }
+ coll.set(1, null);
+ try {
+ Validate.notEmpty(coll, "MSG");
+ } catch (IllegalArgumentException ex) {
+ assertEquals("MSG", ex.getMessage());
+ }
+ }
+
+ //-----------------------------------------------------------------------
+}
