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/*******************************************************************************
* Copyright (c) 2017 Red Hat Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Red Hat - Initial Contribution
*******************************************************************************/
package org.eclipse.linuxtools.jdt.docker.launcher;
import java.io.File;
import java.net.URL;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.jdt.launching.IVMInstall;
import org.eclipse.jdt.launching.IVMInstallType;
import org.eclipse.jdt.launching.IVMRunner;
import org.eclipse.jdt.launching.LibraryLocation;
import org.eclipse.linuxtools.docker.core.DockerConnectionManager;
import org.eclipse.linuxtools.docker.core.IDockerImage;
import org.eclipse.linuxtools.internal.docker.core.DockerConnection;
public class ContainerVMInstall implements IVMInstall {
private ILaunchConfiguration config;
private String name;
private File installLocation;
private IDockerImage image;
private int port;
public ContainerVMInstall (ILaunchConfiguration cfg, IDockerImage img, int port) {
this.config = cfg;
this.image = img;
this.port = port;
}
@Override
public IVMRunner getVMRunner(String mode) {
// We hard-coded ContainerVMRunner
return null;
}
@Override
public String getId() {
return image.id();
}
@Override
public String getName() {
if (name == null) {
DockerConnection conn = getConnection();
ImageQuery q = new ImageQuery(conn, image.id());
name = q.getDefaultJVMName();
q.destroy();
}
return name;
}
@Override
public void setName(String name) {
this.name = name;
}
@Override
public File getInstallLocation() {
if (installLocation == null) {
DockerConnection conn = getConnection();
ImageQuery q = new ImageQuery(conn, image.id());
installLocation = q.getDefaultJVMInstallLocation();
q.destroy();
}
return installLocation;
}
@Override
public void setInstallLocation(File installLocation) {
this.installLocation = installLocation;
}
@Override
public IVMInstallType getVMInstallType() {
return null;
}
@Override
public LibraryLocation[] getLibraryLocations() {
return null;
}
@Override
public void setLibraryLocations(LibraryLocation[] locations) {
}
@Override
public void setJavadocLocation(URL url) {
}
@Override
public URL getJavadocLocation() {
return null;
}
@Override
public String[] getVMArguments() {
return null;
}
@Override
public void setVMArguments(String[] vmArgs) {
}
// org.eclipse.jdt.internal.launching.StandardVM#getJavaExecutable()
public File getJavaExecutable() {
File installLocation = getInstallLocation();
if (installLocation != null) {
return findJavaExecutable(installLocation);
}
return null;
}
public int getPort() {
return port;
}
// org.eclipse.jdt.internal.launching.StandardVMType#findJavaExecutable(File)
public File findJavaExecutable(File vmInstallLocation) {
final String JRE = "jre"; //$NON-NLS-1$
final String[] fgCandidateJavaFiles = {"javaw", "javaw.exe", "java", "java.exe", "j9w", "j9w.exe", "j9", "j9.exe"}; //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$ //$NON-NLS-4$ //$NON-NLS-5$ //$NON-NLS-6$ //$NON-NLS-7$ //$NON-NLS-8$
final String[] fgCandidateJavaLocations = {"bin" + UnixFile.separatorChar, JRE + UnixFile.separatorChar + "bin" + UnixFile.separatorChar}; //$NON-NLS-1$ //$NON-NLS-2$
DockerConnection conn = getConnection();
ImageQuery q = new ImageQuery(conn, image.id());
// Try each candidate in order. The first one found wins. Thus, the order
// of fgCandidateJavaLocations and fgCandidateJavaFiles is significant.
for (int i = 0; i < fgCandidateJavaFiles.length; i++) {
for (int j = 0; j < fgCandidateJavaLocations.length; j++) {
File javaFile = new UnixFile(vmInstallLocation, fgCandidateJavaLocations[j] + fgCandidateJavaFiles[i]);
if (q.isFile(javaFile)) {
q.destroy();
return javaFile;
}
}
}
q.destroy();
return null;
}
public DockerConnection getConnection () {
String connectionURI;
try {
connectionURI = config.getAttribute(JavaLaunchConfigurationConstants.CONNECTION_URI, (String) null);
return (DockerConnection) DockerConnectionManager.getInstance().getConnectionByUri(connectionURI);
} catch (CoreException e) {
}
return null;
}
}
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