/*
* 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.android.builder;
import com.android.annotations.NonNull;
import com.android.annotations.Nullable;
import com.android.io.FileWrapper;
import com.android.io.StreamException;
import com.android.xml.AndroidManifest;
import com.android.xml.AndroidXPathFactory;
import org.xml.sax.InputSource;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathExpressionException;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
public class DefaultManifestParser implements ManifestParser {
@Nullable
@Override
public String getPackage(@NonNull File manifestFile) {
XPath xpath = AndroidXPathFactory.newXPath();
try {
return xpath.evaluate("/manifest/@package",
new InputSource(new FileInputStream(manifestFile)));
} catch (XPathExpressionException e) {
// won't happen.
} catch (FileNotFoundException e) {
throw new RuntimeException(e);
}
return null;
}
@Nullable
@Override
public String getVersionName(@NonNull File manifestFile) {
XPath xpath = AndroidXPathFactory.newXPath();
try {
return xpath.evaluate("/manifest/@android:versionName",
new InputSource(new FileInputStream(manifestFile)));
} catch (XPathExpressionException e) {
// won't happen.
} catch (FileNotFoundException e) {
throw new RuntimeException(e);
}
return null;
}
@Override
public int getVersionCode(@NonNull File manifestFile) {
XPath xpath = AndroidXPathFactory.newXPath();
try {
String value= xpath.evaluate("/manifest/@android:versionCode",
new InputSource(new FileInputStream(manifestFile)));
if (value != null) {
return Integer.parseInt(value);
}
} catch (XPathExpressionException e) {
// won't happen.
} catch (FileNotFoundException e) {
throw new RuntimeException(e);
} catch (NumberFormatException e) {
// return -1 below.
}
return -1;
}
@Override
public int getMinSdkVersion(@NonNull File manifestFile) {
try {
Object value = AndroidManifest.getMinSdkVersion(new FileWrapper(manifestFile));
if (value instanceof Integer) {
return (Integer) value;
} else if (value instanceof String) {
// TODO: support codename
}
} catch (XPathExpressionException e) {
// won't happen.
} catch (StreamException e) {
throw new RuntimeException(e);
}
return 1;
}
@Override
public int getTargetSdkVersion(@NonNull File manifestFile) {
try {
Integer value = AndroidManifest.getTargetSdkVersion(new FileWrapper(manifestFile));
if (value != null) {
return value;
} else {
return -1;
}
} catch (XPathExpressionException e) {
// won't happen.
} catch (StreamException e) {
throw new RuntimeException(e);
}
return -1;
}
}