| /* |
| * Copyright 2013, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS 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 COPYRIGHT |
| * OWNER OR 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. |
| */ |
| |
| package org.jf.dexlib2.writer.builder; |
| |
| import com.google.common.base.Function; |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableSet; |
| import com.google.common.collect.Iterators; |
| import com.google.common.collect.Sets; |
| import org.jf.dexlib2.Opcodes; |
| import org.jf.dexlib2.ValueType; |
| import org.jf.dexlib2.iface.Annotation; |
| import org.jf.dexlib2.iface.AnnotationElement; |
| import org.jf.dexlib2.iface.MethodImplementation; |
| import org.jf.dexlib2.iface.MethodParameter; |
| import org.jf.dexlib2.iface.reference.*; |
| import org.jf.dexlib2.iface.value.*; |
| import org.jf.dexlib2.writer.DexWriter; |
| import org.jf.dexlib2.writer.builder.BuilderEncodedValues.*; |
| import org.jf.util.ExceptionWithContext; |
| |
| import javax.annotation.Nonnull; |
| import javax.annotation.Nullable; |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Set; |
| |
| public class DexBuilder extends DexWriter<BuilderStringReference, BuilderStringReference, BuilderTypeReference, |
| BuilderTypeReference, BuilderMethodProtoReference, BuilderFieldReference, BuilderMethodReference, |
| BuilderClassDef, BuilderAnnotation, BuilderAnnotationSet, BuilderTypeList, BuilderField, BuilderMethod, |
| BuilderEncodedValue, BuilderAnnotationElement, BuilderStringPool, BuilderTypePool, BuilderProtoPool, |
| BuilderFieldPool, BuilderMethodPool, BuilderClassPool, BuilderTypeListPool, BuilderAnnotationPool, |
| BuilderAnnotationSetPool> { |
| |
| public DexBuilder(@Nonnull Opcodes opcodes) { |
| super(opcodes); |
| } |
| |
| @Nonnull @Override protected SectionProvider getSectionProvider() { |
| return new DexBuilderSectionProvider(); |
| } |
| |
| @Nonnull public BuilderField internField(@Nonnull String definingClass, |
| @Nonnull String name, |
| @Nonnull String type, |
| int accessFlags, |
| @Nullable EncodedValue initialValue, |
| @Nonnull Set<? extends Annotation> annotations) { |
| return new BuilderField(fieldSection.internField(definingClass, name, type), |
| accessFlags, |
| internNullableEncodedValue(initialValue), |
| annotationSetSection.internAnnotationSet(annotations)); |
| } |
| |
| @Nonnull public BuilderMethod internMethod(@Nonnull String definingClass, |
| @Nonnull String name, |
| @Nullable List<? extends MethodParameter> parameters, |
| @Nonnull String returnType, |
| int accessFlags, |
| @Nonnull Set<? extends Annotation> annotations, |
| @Nullable MethodImplementation methodImplementation) { |
| if (parameters == null) { |
| parameters = ImmutableList.of(); |
| } |
| return new BuilderMethod(methodSection.internMethod(definingClass, name, parameters, returnType), |
| internMethodParameters(parameters), |
| accessFlags, |
| annotationSetSection.internAnnotationSet(annotations), |
| methodImplementation); |
| } |
| |
| @Nonnull public BuilderClassDef internClassDef(@Nonnull String type, |
| int accessFlags, |
| @Nullable String superclass, |
| @Nullable List<String> interfaces, |
| @Nullable String sourceFile, |
| @Nonnull Set<? extends Annotation> annotations, |
| @Nullable Iterable<? extends BuilderField> fields, |
| @Nullable Iterable<? extends BuilderMethod> methods) { |
| if (interfaces == null) { |
| interfaces = ImmutableList.of(); |
| } else { |
| Set<String> interfaces_copy = Sets.newHashSet(interfaces); |
| Iterator<String> interfaceIterator = interfaces.iterator(); |
| while (interfaceIterator.hasNext()) { |
| String iface = interfaceIterator.next(); |
| if (!interfaces_copy.contains(iface)) { |
| interfaceIterator.remove(); |
| } else { |
| interfaces_copy.remove(iface); |
| } |
| } |
| } |
| |
| return classSection.internClass(new BuilderClassDef(typeSection.internType(type), |
| accessFlags, |
| typeSection.internNullableType(superclass), |
| typeListSection.internTypeList(interfaces), |
| stringSection.internNullableString(sourceFile), |
| annotationSetSection.internAnnotationSet(annotations), |
| fields, |
| methods)); |
| } |
| |
| @Nonnull public BuilderStringReference internStringReference(@Nonnull String string) { |
| return stringSection.internString(string); |
| } |
| |
| @Nullable public BuilderStringReference internNullableStringReference(@Nullable String string) { |
| if (string != null) { |
| return internStringReference(string); |
| } |
| return null; |
| } |
| |
| @Nonnull public BuilderTypeReference internTypeReference(@Nonnull String type) { |
| return typeSection.internType(type); |
| } |
| |
| @Nullable public BuilderTypeReference internNullableTypeReference(@Nullable String type) { |
| if (type != null) { |
| return internTypeReference(type); |
| } |
| return null; |
| } |
| |
| @Nonnull public BuilderFieldReference internFieldReference(@Nonnull FieldReference field) { |
| return fieldSection.internField(field); |
| } |
| |
| @Nonnull public BuilderMethodReference internMethodReference(@Nonnull MethodReference method) { |
| return methodSection.internMethod(method); |
| } |
| |
| @Nonnull public BuilderMethodProtoReference internMethodProtoReference(@Nonnull MethodProtoReference methodProto) { |
| return protoSection.internMethodProto(methodProto); |
| } |
| |
| @Nonnull public BuilderReference internReference(@Nonnull Reference reference) { |
| if (reference instanceof StringReference) { |
| return internStringReference(((StringReference)reference).getString()); |
| } |
| if (reference instanceof TypeReference) { |
| return internTypeReference(((TypeReference)reference).getType()); |
| } |
| if (reference instanceof MethodReference) { |
| return internMethodReference((MethodReference)reference); |
| } |
| if (reference instanceof FieldReference) { |
| return internFieldReference((FieldReference)reference); |
| } |
| if (reference instanceof MethodProtoReference) { |
| return internMethodProtoReference((MethodProtoReference) reference); |
| } |
| throw new IllegalArgumentException("Could not determine type of reference"); |
| } |
| |
| @Nonnull private List<BuilderMethodParameter> internMethodParameters( |
| @Nullable List<? extends MethodParameter> methodParameters) { |
| if (methodParameters == null) { |
| return ImmutableList.of(); |
| } |
| return ImmutableList.copyOf(Iterators.transform(methodParameters.iterator(), |
| new Function<MethodParameter, BuilderMethodParameter>() { |
| @Nullable @Override public BuilderMethodParameter apply(MethodParameter input) { |
| return internMethodParameter(input); |
| } |
| })); |
| } |
| |
| @Nonnull private BuilderMethodParameter internMethodParameter(@Nonnull MethodParameter methodParameter) { |
| return new BuilderMethodParameter( |
| typeSection.internType(methodParameter.getType()), |
| stringSection.internNullableString(methodParameter.getName()), |
| annotationSetSection.internAnnotationSet(methodParameter.getAnnotations())); |
| } |
| |
| @Override protected void writeEncodedValue(@Nonnull InternalEncodedValueWriter writer, |
| @Nonnull BuilderEncodedValue encodedValue) throws IOException { |
| switch (encodedValue.getValueType()) { |
| case ValueType.ANNOTATION: |
| BuilderAnnotationEncodedValue annotationEncodedValue = (BuilderAnnotationEncodedValue)encodedValue; |
| writer.writeAnnotation(annotationEncodedValue.typeReference, annotationEncodedValue.elements); |
| break; |
| case ValueType.ARRAY: |
| BuilderArrayEncodedValue arrayEncodedValue = (BuilderArrayEncodedValue)encodedValue; |
| writer.writeArray(arrayEncodedValue.elements); |
| break; |
| case ValueType.BOOLEAN: |
| writer.writeBoolean(((BooleanEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.BYTE: |
| writer.writeByte(((ByteEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.CHAR: |
| writer.writeChar(((CharEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.DOUBLE: |
| writer.writeDouble(((DoubleEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.ENUM: |
| writer.writeEnum(((BuilderEnumEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.FIELD: |
| writer.writeField(((BuilderFieldEncodedValue)encodedValue).fieldReference); |
| break; |
| case ValueType.FLOAT: |
| writer.writeFloat(((FloatEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.INT: |
| writer.writeInt(((IntEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.LONG: |
| writer.writeLong(((LongEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.METHOD: |
| writer.writeMethod(((BuilderMethodEncodedValue)encodedValue).methodReference); |
| break; |
| case ValueType.NULL: |
| writer.writeNull(); |
| break; |
| case ValueType.SHORT: |
| writer.writeShort(((ShortEncodedValue)encodedValue).getValue()); |
| break; |
| case ValueType.STRING: |
| writer.writeString(((BuilderStringEncodedValue)encodedValue).stringReference); |
| break; |
| case ValueType.TYPE: |
| writer.writeType(((BuilderTypeEncodedValue)encodedValue).typeReference); |
| break; |
| default: |
| throw new ExceptionWithContext("Unrecognized value type: %d", encodedValue.getValueType()); |
| } |
| } |
| |
| @Nonnull Set<? extends BuilderAnnotationElement> internAnnotationElements( |
| @Nonnull Set<? extends AnnotationElement> elements) { |
| return ImmutableSet.copyOf( |
| Iterators.transform(elements.iterator(), |
| new Function<AnnotationElement, BuilderAnnotationElement>() { |
| @Nullable @Override |
| public BuilderAnnotationElement apply(AnnotationElement input) { |
| return internAnnotationElement(input); |
| } |
| })); |
| } |
| |
| @Nonnull private BuilderAnnotationElement internAnnotationElement(@Nonnull AnnotationElement annotationElement) { |
| return new BuilderAnnotationElement(stringSection.internString(annotationElement.getName()), |
| internEncodedValue(annotationElement.getValue())); |
| } |
| |
| @Nullable BuilderEncodedValue internNullableEncodedValue(@Nullable EncodedValue encodedValue) { |
| if (encodedValue == null) { |
| return null; |
| } |
| return internEncodedValue(encodedValue); |
| } |
| |
| @Nonnull private BuilderEncodedValue internEncodedValue(@Nonnull EncodedValue encodedValue) { |
| switch (encodedValue.getValueType()) { |
| case ValueType.ANNOTATION: |
| return internAnnotationEncodedValue((AnnotationEncodedValue)encodedValue); |
| case ValueType.ARRAY: |
| return internArrayEncodedValue((ArrayEncodedValue)encodedValue); |
| case ValueType.BOOLEAN: |
| boolean value = ((BooleanEncodedValue)encodedValue).getValue(); |
| return value?BuilderBooleanEncodedValue.TRUE_VALUE:BuilderBooleanEncodedValue.FALSE_VALUE; |
| case ValueType.BYTE: |
| return new BuilderByteEncodedValue(((ByteEncodedValue)encodedValue).getValue()); |
| case ValueType.CHAR: |
| return new BuilderCharEncodedValue(((CharEncodedValue)encodedValue).getValue()); |
| case ValueType.DOUBLE: |
| return new BuilderDoubleEncodedValue(((DoubleEncodedValue)encodedValue).getValue()); |
| case ValueType.ENUM: |
| return internEnumEncodedValue((EnumEncodedValue)encodedValue); |
| case ValueType.FIELD: |
| return internFieldEncodedValue((FieldEncodedValue)encodedValue); |
| case ValueType.FLOAT: |
| return new BuilderFloatEncodedValue(((FloatEncodedValue)encodedValue).getValue()); |
| case ValueType.INT: |
| return new BuilderIntEncodedValue(((IntEncodedValue)encodedValue).getValue()); |
| case ValueType.LONG: |
| return new BuilderLongEncodedValue(((LongEncodedValue)encodedValue).getValue()); |
| case ValueType.METHOD: |
| return internMethodEncodedValue((MethodEncodedValue)encodedValue); |
| case ValueType.NULL: |
| return BuilderNullEncodedValue.INSTANCE; |
| case ValueType.SHORT: |
| return new BuilderShortEncodedValue(((ShortEncodedValue)encodedValue).getValue()); |
| case ValueType.STRING: |
| return internStringEncodedValue((StringEncodedValue)encodedValue); |
| case ValueType.TYPE: |
| return internTypeEncodedValue((TypeEncodedValue)encodedValue); |
| default: |
| throw new ExceptionWithContext("Unexpected encoded value type: %d", encodedValue.getValueType()); |
| } |
| } |
| |
| @Nonnull private BuilderAnnotationEncodedValue internAnnotationEncodedValue(@Nonnull AnnotationEncodedValue value) { |
| return new BuilderAnnotationEncodedValue( |
| typeSection.internType(value.getType()), |
| internAnnotationElements(value.getElements())); |
| } |
| |
| @Nonnull private BuilderArrayEncodedValue internArrayEncodedValue(@Nonnull ArrayEncodedValue value) { |
| return new BuilderArrayEncodedValue( |
| ImmutableList.copyOf( |
| Iterators.transform(value.getValue().iterator(), |
| new Function<EncodedValue, BuilderEncodedValue>() { |
| @Nullable @Override public BuilderEncodedValue apply(EncodedValue input) { |
| return internEncodedValue(input); |
| } |
| }))); |
| } |
| |
| @Nonnull private BuilderEnumEncodedValue internEnumEncodedValue(@Nonnull EnumEncodedValue value) { |
| return new BuilderEnumEncodedValue(fieldSection.internField(value.getValue())); |
| } |
| |
| @Nonnull private BuilderFieldEncodedValue internFieldEncodedValue(@Nonnull FieldEncodedValue value) { |
| return new BuilderFieldEncodedValue(fieldSection.internField(value.getValue())); |
| } |
| |
| @Nonnull private BuilderMethodEncodedValue internMethodEncodedValue(@Nonnull MethodEncodedValue value) { |
| return new BuilderMethodEncodedValue(methodSection.internMethod(value.getValue())); |
| } |
| |
| @Nonnull private BuilderStringEncodedValue internStringEncodedValue(@Nonnull StringEncodedValue string) { |
| return new BuilderStringEncodedValue(stringSection.internString(string.getValue())); |
| } |
| |
| @Nonnull private BuilderTypeEncodedValue internTypeEncodedValue(@Nonnull TypeEncodedValue type) { |
| return new BuilderTypeEncodedValue(typeSection.internType(type.getValue())); |
| } |
| |
| protected class DexBuilderSectionProvider extends SectionProvider { |
| @Nonnull @Override public BuilderStringPool getStringSection() { |
| return new BuilderStringPool(); |
| } |
| |
| @Nonnull @Override public BuilderTypePool getTypeSection() { |
| return new BuilderTypePool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderProtoPool getProtoSection() { |
| return new BuilderProtoPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderFieldPool getFieldSection() { |
| return new BuilderFieldPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderMethodPool getMethodSection() { |
| return new BuilderMethodPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderClassPool getClassSection() { |
| return new BuilderClassPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderTypeListPool getTypeListSection() { |
| return new BuilderTypeListPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderAnnotationPool getAnnotationSection() { |
| return new BuilderAnnotationPool(DexBuilder.this); |
| } |
| |
| @Nonnull @Override public BuilderAnnotationSetPool getAnnotationSetSection() { |
| return new BuilderAnnotationSetPool(DexBuilder.this); |
| } |
| } |
| } |