/*
* Copyright 2013 the original author or authors.
*
* 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 org.gradle.api.internal.tasks.compile.incremental.jar;
import org.gradle.api.file.FileTree;
import org.gradle.api.file.FileVisitDetails;
import org.gradle.api.file.FileVisitor;
import org.gradle.api.internal.hash.Hasher;
import org.gradle.api.internal.tasks.compile.incremental.analyzer.ClassDependenciesAnalyzer;
import org.gradle.api.internal.tasks.compile.incremental.analyzer.ClassFilesAnalyzer;
import java.util.HashMap;
import java.util.Map;
class DefaultJarSnapshotter {
private final Hasher hasher;
private final ClassDependenciesAnalyzer analyzer;
public DefaultJarSnapshotter(Hasher hasher, ClassDependenciesAnalyzer analyzer) {
this.hasher = hasher;
this.analyzer = analyzer;
}
public JarSnapshot createSnapshot(byte[] hash, JarArchive jarArchive) {
return createSnapshot(hash, jarArchive.contents, new ClassFilesAnalyzer(analyzer));
}
JarSnapshot createSnapshot(byte[] hash, FileTree classes, final ClassFilesAnalyzer analyzer) {
final Map<String, byte[]> hashes = new HashMap<String, byte[]>();
classes.visit(new FileVisitor() {
public void visitDir(FileVisitDetails dirDetails) {
}
public void visitFile(FileVisitDetails fileDetails) {
analyzer.visitFile(fileDetails);
String className = fileDetails.getPath().replaceAll("/", ".").replaceAll("\\.class$", "");
byte[] classHash = hasher.hash(fileDetails.getFile());
hashes.put(className, classHash);
}
});
return new JarSnapshot(new JarSnapshotData(hash, hashes, analyzer.getAnalysis()));
}
}