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package com.sun.enterprise.v3.common;
import com.sun.enterprise.util.LocalStringManagerImpl;
import org.glassfish.api.ActionReport;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.text.MessageFormat;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.List;
import java.util.Queue;
/**
* Superclass for common ActionReport extension.
*
* @author Jerome Dochez
*/
public abstract class ActionReporter extends ActionReport {
protected Throwable exception = null;
protected String actionDescription = null;
protected List subActions = new ArrayList();
protected ExitCode exitCode = ExitCode.SUCCESS;
protected MessagePart topMessage = new MessagePart();
protected String contentType = "text/html";
public static final String EOL_MARKER = "%%%EOL%%%";
/** Creates a new instance of HTMLActionReporter */
public ActionReporter() {
}
public void setFailure() {
setActionExitCode(ExitCode.FAILURE);
}
public boolean isFailure() {
return getActionExitCode() == ExitCode.FAILURE;
}
public void setWarning() {
setActionExitCode(ExitCode.WARNING);
}
public boolean isWarning() {
return getActionExitCode() == ExitCode.WARNING;
}
public boolean isSuccess() {
return getActionExitCode() == ExitCode.SUCCESS;
}
public void setSuccess() {
setActionExitCode(ExitCode.SUCCESS);
}
@Override
public void setActionDescription(String message) {
this.actionDescription = message;
}
public String getActionDescription() {
return actionDescription;
}
@Override
public void setFailureCause(Throwable t) {
this.exception = t;
}
@Override
public Throwable getFailureCause() {
return exception;
}
@Override
public MessagePart getTopMessagePart() {
return topMessage;
}
@Override
public ActionReport addSubActionsReport() {
ActionReporter subAction;
try {
subAction = this.getClass().newInstance();
} catch (IllegalAccessException ex) {
return null;
} catch (InstantiationException ex) {
return null;
}
subActions.add(subAction);
return subAction;
}
@Override
public List getSubActionsReport() {
return subActions;
}
@Override
public void setActionExitCode(ExitCode exitCode) {
this.exitCode = exitCode;
}
@Override
public ExitCode getActionExitCode() {
return exitCode;
}
@Override
public void setMessage(String message) {
topMessage.setMessage(message);
}
@Override
public void appendMessage(String message) {
topMessage.appendMessage(message);
}
@Override
public String getMessage() {
return topMessage.getMessage();
}
@Override
public void setMessage(InputStream in) {
try {
if(in == null)
throw new NullPointerException("Internal Error - null InputStream");
ByteArrayOutputStream baos = new ByteArrayOutputStream();
copyStream(in, baos);
setMessage(baos.toString());
}
catch (Exception ex) {
setActionExitCode(ExitCode.FAILURE);
setFailureCause(ex);
}
}
private void copyStream(InputStream in, OutputStream out) throws IOException {
byte[] buf = new byte[1024];
int len;
while ((len = in.read(buf)) >= 0) {
out.write(buf, 0, len);
}
out.close();
in.close();
}
/**
* Returns the content type to be used in sending the response back to
* the client/caller.
*
* This is the default type. Specific subclasses of ActionReporter might
* override the method to return a different valid type.
* @return content type to be used in formatting the command response to the client
*/
@Override
public String getContentType() {
return contentType;
}
@Override
public void setContentType(String s) {
contentType = s;
}
/** Returns combined messages. Meant mainly for long running
* operations where some of the intermediate steps can go wrong, although
* overall operation succeeds. Does nothing if either of the arguments are null.
* The traversal visits the message of current reporter first. The various
* parts of the message are separated by EOL_MARKERs.
*
* Note: This method is a recursive implementation.
* @param aReport a given (usually top-level) ActionReporter instance
* @param sb StringBuilder instance that contains all the messages
*/
public void getCombinedMessages(ActionReporter aReport, StringBuilder sb) {
if (aReport == null || sb == null)
return;
String mainMsg = ""; //this is the message related to the topMessage
String failMsg; //this is the message related to failure cause
// Other code in the server may write something like report.setMessage(exception.getMessage())
// and also set report.setFailureCause(exception). We need to avoid the duplicate message.
if (aReport.getMessage() != null && aReport.getMessage().length() != 0) {
mainMsg = aReport.getMessage();
String format = "{0}";
if (ActionReport.ExitCode.WARNING.equals(aReport.getActionExitCode())) {
LocalStringManagerImpl localStrings = new LocalStringManagerImpl(ActionReporter.class);
format = localStrings.getLocalString("flag.message.as.warning", "Warning: {0}");
}
if (ActionReport.ExitCode.FAILURE.equals(aReport.getActionExitCode())) {
LocalStringManagerImpl localStrings = new LocalStringManagerImpl(ActionReporter.class);
format = localStrings.getLocalString("flag.message.as.failure", "Failure: {0}");
}
if (sb.length() > 0) sb.append(EOL_MARKER);
sb.append(MessageFormat.format(format,mainMsg));
}
if (aReport.getFailureCause() != null && aReport.getFailureCause().getMessage() != null && aReport.getFailureCause().getMessage().length() != 0) {
failMsg = aReport.getFailureCause().getMessage();
if (!failMsg.equals(mainMsg)) {
if (sb.length() > 0) sb.append(EOL_MARKER);
sb.append(failMsg);
}
}
for (ActionReporter sub : aReport.subActions) {
getCombinedMessages(sub, sb);
}
}
@Override
public boolean hasSuccesses() {
return has(this,ExitCode.SUCCESS);
}
@Override
public boolean hasWarnings() {
return has(this,ExitCode.WARNING);
}
@Override
public boolean hasFailures() {
return has(this,ExitCode.FAILURE);
}
private static boolean has(ActionReporter ar, ExitCode value) {
if (null != ar.exitCode && ar.exitCode.equals(value)) {
return true;
}
Queue q = new LinkedList();
q.addAll(ar.subActions);
while (!q.isEmpty()) {
ActionReporter lar = q.remove();
ExitCode ec = lar.getActionExitCode();
if (null != ec && ec.equals(value)) {
return true;
} else {
q.addAll(lar.subActions);
}
}
return false;
}
}