/*******************************************************************************
* 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.apache.kato.hprof.image;
import java.io.File;
import java.io.IOException;
import javax.tools.diagnostics.image.Image;
import javax.tools.diagnostics.image.ImageAddressSpace;
import javax.tools.diagnostics.image.ImageFactory;
import javax.tools.diagnostics.image.ImageProcess;
import javax.tools.diagnostics.runtime.ManagedRuntime;
import javax.tools.diagnostics.runtime.java.JavaRuntime;
import org.apache.kato.hprof.datalayer.HProfFactory;
import org.apache.kato.hprof.datalayer.HProfFile;
public class ImageFactoryImpl implements ImageFactory{
private static String[] suffixes=new String[]{"hprof"};
@Override
public int getMajorVersion() {
return 0;
}
@Override
public int getMinorVersion() {
return 1;
}
@Override
public int getModificationLevel() {
return 0;
}
@Override
public Image getImage(File imageFile) throws IOException {
return getImage(imageFile,null);
}
@Override
public Image getImage(File imageFile, File metadata) throws IOException {
if(imageFile==null) throw new IllegalArgumentException("image file is null");
if(imageFile.exists()==false) throw new IllegalArgumentException("image file does not exist");
HProfFile hprofFile=HProfFactory.createReader(imageFile);
hprofFile.open();
ImageImpl impl=new ImageImpl(hprofFile);
return impl;
}
@Override
public String[] getValidFileExtensions() {
return suffixes;
}
@Override
public JavaRuntime getJavaRuntime(File file) throws IOException {
Image i=getImage(file);
if(i==null) return null;
for(ImageAddressSpace space:i.getAddressSpaces()) {
ImageProcess process=space.getCurrentProcess();
for(ManagedRuntime r : process.getRuntimes()) {
if(r instanceof JavaRuntime) return (JavaRuntime) r;
}
}
return null;
}
}