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/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.motorolamobility.preflighting.checkers.deviceCompatibility;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.core.runtime.IStatus;
import org.w3c.dom.Document;
import org.w3c.dom.NamedNodeMap;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import com.motorolamobility.preflighting.checkers.CheckerPlugin;
import com.motorolamobility.preflighting.checkers.i18n.CheckerNLS;
import com.motorolamobility.preflighting.core.applicationdata.ApplicationData;
import com.motorolamobility.preflighting.core.applicationdata.XMLElement;
import com.motorolamobility.preflighting.core.checker.condition.CanExecuteConditionStatus;
import com.motorolamobility.preflighting.core.checker.condition.Condition;
import com.motorolamobility.preflighting.core.checker.condition.ICondition;
import com.motorolamobility.preflighting.core.devicelayoutspecification.ParametersType;
import com.motorolamobility.preflighting.core.devicespecification.DeviceSpecification;
import com.motorolamobility.preflighting.core.exception.PreflightingCheckerException;
import com.motorolamobility.preflighting.core.internal.cond.utils.ConditionUtils;
import com.motorolamobility.preflighting.core.utils.CheckerUtils;
import com.motorolamobility.preflighting.core.utils.ManifestConstants;
import com.motorolamobility.preflighting.core.utils.XmlUtils;
import com.motorolamobility.preflighting.core.validation.ValidationManagerConfiguration;
import com.motorolamobility.preflighting.core.validation.ValidationResult;
import com.motorolamobility.preflighting.core.validation.ValidationResultData;
/**
* Check if device has small screen but AndroidManifest set smallScreens=false.
*/
public class XLargeScreensSupportCondition extends Condition implements ICondition
{
/*
* AndroidManifest.xml constants
*/
/**
* Elements to validate
*/
private XMLElement manifestElement;
private final String XLARGE_SCREEN = "xlarge"; //$NON-NLS-1$
//xlarge screens are supported since API level 4
private final int XLARGE_SCREEN_THRESHOLD = 4;
@Override
public CanExecuteConditionStatus canExecute(ApplicationData data,
List<DeviceSpecification> deviceSpecs) throws PreflightingCheckerException
{
CanExecuteConditionStatus status =
new CanExecuteConditionStatus(IStatus.OK, CheckerPlugin.PLUGIN_ID, "");
manifestElement = data.getManifestElement();
if (manifestElement == null)
{
status =
new CanExecuteConditionStatus(IStatus.ERROR, CheckerPlugin.PLUGIN_ID,
CheckerNLS.Invalid_ManifestFile);
}
else
{
Document manifestDoc = manifestElement.getDocument();
if (manifestDoc == null)
{
status =
new CanExecuteConditionStatus(IStatus.ERROR, CheckerPlugin.PLUGIN_ID,
CheckerNLS.Invalid_ManifestFile);
}
}
status.setConditionId(getId());
return status;
}
@Override
public void execute(ApplicationData data, List<DeviceSpecification> deviceSpecs,
ValidationManagerConfiguration valManagerConfig, ValidationResult results)
throws PreflightingCheckerException
{
checkXLargeScreenCondition(deviceSpecs, valManagerConfig, results);
}
private void checkXLargeScreenCondition(List<DeviceSpecification> deviceSpecs,
ValidationManagerConfiguration valManagerConfig, ValidationResult results)
{
boolean supportXLargeScreen = true;
int currentIssuedLine = -1;
String preview = null;
Document manifestDoc = manifestElement.getDocument();
// get supports-screen node
NodeList supportsScreenLst =
manifestDoc.getElementsByTagName(ManifestConstants.SUPPORTS_SCREEN_TAG);
if (supportsScreenLst.getLength() > 0)
{
Node supportsScreenNode = supportsScreenLst.item(0); //Get the first occurrence.
NamedNodeMap map = supportsScreenNode.getAttributes();
//xlarge-screen attribute
Node xlargeScreenNode = map.getNamedItem(ManifestConstants.XLARGE_SCREENS_ATTRIBUTE);
if (xlargeScreenNode != null)
{
String xlargeScreenNodeValue = xlargeScreenNode.getNodeValue();
//tag line
currentIssuedLine = manifestElement.getNodeLineNumber(supportsScreenNode);
preview = XmlUtils.getXMLNodeAsString(supportsScreenNode, false);
try
{
supportXLargeScreen = Boolean.parseBoolean(xlargeScreenNodeValue);
}
catch (Exception e)
{
//Do Nothing. Value will assumed to be true.
}
}
}
//Verify if Compatible screens list the xlarge size
if (supportXLargeScreen)
{
boolean compatibleXLargeScreens = true;
NodeList compatibleScreensNodes =
manifestDoc.getElementsByTagName("compatible-screens");
if (compatibleScreensNodes.getLength() > 0)
{
compatibleXLargeScreens = false;
supportXLargeScreen = false; //Change it to false until we find a xlarge screen size under compatible-screens
Node compatibleScreensNode = compatibleScreensNodes.item(0);
NodeList screenNodes = compatibleScreensNode.getChildNodes();
for (int i = 0; i < screenNodes.getLength(); i++)
{
Node screenNode = screenNodes.item(i);
NamedNodeMap screenAttributes = screenNode.getAttributes();
if (screenAttributes != null)
{
Node screenSizeNode = screenAttributes.getNamedItem("android:screenSize");
String screenSizeValue = screenSizeNode.getNodeValue();
if (screenSizeValue.equals("xlarge"))
{
compatibleXLargeScreens = true; //User declared that the xlarge is supported.
break;
}
}
}
}
// If the user has not declared that supports xlarge screen = false and has not restricted slarge compatibility by using the compatible-screens tag. We consider that this app should support it and then we can validate
if (supportXLargeScreen && compatibleXLargeScreens)
{
NodeList usesSdkList =
manifestDoc.getElementsByTagName(ManifestConstants.USES_SDK_TAG);
if (usesSdkList.getLength() > 0)
{
Node usesSdkNode = usesSdkList.item(0);
currentIssuedLine = manifestElement.getNodeLineNumber(usesSdkNode);
preview = XmlUtils.getXMLNodeAsString(usesSdkNode, false);
String targetSdkStr = CheckerUtils.getTargetSdk(manifestDoc);
int targetSdk = -1;
try
{
targetSdk = Integer.parseInt(targetSdkStr);
}
catch (NumberFormatException e)
{
targetSdk = -1; //Target Sdk is a String, it's a preview SDK, we'll not be able to handle this.
}
if ((targetSdk > -1) && (targetSdk < XLARGE_SCREEN_THRESHOLD))
{
supportXLargeScreen = false;
}
// If targetSdk >= XLARGE_SCREEN_THRESHOLD, we have to test with minSdkVersion
if (supportXLargeScreen)
{
int minSdk = -1;
try
{
minSdk = Integer.parseInt(targetSdkStr);
}
catch (NumberFormatException e)
{
minSdk = -1; //Target Sdk is a String, it's a preview SDK, we'll not be able to handle this.
}
if ((minSdk > -1) && (minSdk < XLARGE_SCREEN_THRESHOLD))
{
supportXLargeScreen = false;
}
}
}
}
//xlarge screens are not supported by user application
if (!supportXLargeScreen && compatibleXLargeScreens)
{
ArrayList<String> xlargeDevicesList = new ArrayList<String>();
//check if is there any device with xlarge screen on the list
for (DeviceSpecification currentSpec : deviceSpecs)
{
ParametersType params = currentSpec.getDeviceInfo().getDefault();
String deviceScreenSize = params.getScreenSize();
if (deviceScreenSize.equals(XLARGE_SCREEN))
{
xlargeDevicesList.add(currentSpec.getDeviceInfo().getName());
}
}
if (xlargeDevicesList.size() > 0)
{
String devices = "";
//list of xlarge screen devices
for (String currentDevice : xlargeDevicesList)
{
if (devices.equals(""))
{
devices += "[" + currentDevice + "]";
}
else
{
devices += ", [" + currentDevice + "]";
}
}
ValidationResultData resultData = new ValidationResultData();
resultData.setSeverity(getSeverityLevel());
resultData.setConditionID(getId());
resultData
.setIssueDescription(CheckerNLS
.bind(CheckerNLS.DeviceCompatibilityChecker_XLARGE_SCREEN_SUPPORT_ISSUE_DESCRIPTION,
devices));
String fixSuggestionMessage =
CheckerNLS.DeviceCompatibilityChecker_XLARGE_SCREEN_SUPPORT_FIX_SUGGESTION;
resultData.setQuickFixSuggestion(fixSuggestionMessage);
ArrayList<Integer> lines = new ArrayList<Integer>();
lines.add(currentIssuedLine);
resultData.addFileToIssueLines(manifestElement.getFile(), lines);
resultData.setInfoURL(ConditionUtils.getDescriptionLink(getChecker().getId(),
getId(), valManagerConfig));
resultData.setPreview(preview);
results.addValidationResult(resultData);
}
}
}
}
}