/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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.harmony.jretools.policytool.view;
import java.awt.BorderLayout;
import java.util.ArrayList;
import java.util.List;
import javax.swing.JOptionPane;
import org.apache.harmony.jretools.policytool.Consts;
import org.apache.harmony.jretools.policytool.control.Controller;
import org.apache.harmony.jretools.policytool.control.InvalidPolicyTextException;
import org.apache.harmony.jretools.policytool.control.PolicyTextParser;
import org.apache.harmony.jretools.policytool.model.GrantEntry;
import org.apache.harmony.jretools.policytool.model.KeystoreEntry;
import org.apache.harmony.jretools.policytool.model.KeystorePasswordURLEntry;
import org.apache.harmony.jretools.policytool.model.PolicyEntry;
/**
* An editor panel which provides an interface for direct editing the policy text.
*/
public class GraphicalEditorPanel extends EditorPanel {
/** Holds the invalid policy text or null if the loaded policy text is valid. */
private String invalidPolicyText;
/** The list of the policy text's entries or null if invalid policy text was loaded. */
// TODO: if concurrent modification exception occurs, then make this list synchronized!
private List< PolicyEntry > policyEntryList = new ArrayList< PolicyEntry >();
/** ListAndEditPanel for handling the grant entries. */
private ListAndEditPanel< PolicyEntry > grantEntryLAEPanel;
/**
* Creates a new GraphicalEditorPanel.<br>
* Sets a BorderLayout as the layout manager.
* @param mainFrame reference to the main frame
*/
public GraphicalEditorPanel( final MainFrame mainFrame ) {
super( mainFrame, "Graphical editing", new BorderLayout() );
buildGUI();
}
/**
* Builds the graphical user interface.<br>
* Creates and adds a new LAE panel to this editor panel which will be responsible to handle the grant entries.
*/
private void buildGUI() {
if ( grantEntryLAEPanel != null )
remove( grantEntryLAEPanel );
if ( invalidPolicyText != null )
return;
grantEntryLAEPanel = new ListAndEditPanel< PolicyEntry >( "Policy entries:", "Policy Entry", policyEntryList,
new ListAndEditPanel.Filter< PolicyEntry > () {
public boolean includeEntity( final PolicyEntry entity ) {
return entity instanceof GrantEntry;
}
},
new ListAndEditPanel.LAEFormDialogFactory< PolicyEntry > () {
public LAEFormDialog createFactoryForAddOrEdit( final PolicyEntry selectedEntity ) {
return new GrantEntryEditFormDialog( mainFrame, GraphicalEditorPanel.this, (GrantEntry) selectedEntity, policyEntryList );
}
}
);
add( grantEntryLAEPanel, BorderLayout.CENTER );
}
@Override
public boolean loadPolicyText( final String policyText ) {
try {
invalidPolicyText = null;
policyEntryList = PolicyTextParser.parsePolicyText( policyText );
} catch ( final InvalidPolicyTextException ipte ) {
Controller.logError( ipte.getMessage() );
JOptionPane.showMessageDialog( this, new String[] { ipte.getMessage(), " ", "Graphical editor is disabled, correct the error in the direct editor or load a valid policy file." }, "Parse error!", JOptionPane.ERROR_MESSAGE );
invalidPolicyText = policyText;
policyEntryList = new ArrayList< PolicyEntry >();
}
buildGUI();
return true;
}
@Override
public String getPolicyText() {
if ( invalidPolicyText != null )
return invalidPolicyText;
final StringBuilder policyTextBuilder = new StringBuilder();
for ( final PolicyEntry policyEntry : policyEntryList ) {
policyTextBuilder.append( policyEntry.getText() ).append( Consts.NEW_LINE_STRING );
}
return policyTextBuilder.toString();
}
/**
* Shows the keystore entry edit dialog.<br>
* This dialog handles both the keystore entry and the keystore password URL entries.
*/
public void showKeystoreEntryEditDialog() {
KeystoreEntry keystoreEntry = null;
KeystorePasswordURLEntry keystorePasswordURLEntry = null;
for ( final PolicyEntry policyEntry : policyEntryList ) {
if ( keystoreEntry == null )
if ( policyEntry instanceof KeystoreEntry )
keystoreEntry = (KeystoreEntry) policyEntry;
if ( keystorePasswordURLEntry == null )
if ( policyEntry instanceof KeystorePasswordURLEntry )
keystorePasswordURLEntry = (KeystorePasswordURLEntry) policyEntry;
if ( keystoreEntry != null && keystorePasswordURLEntry != null )
break;
}
new KeystoreEntryEditFormDialog( mainFrame, this, keystoreEntry, keystorePasswordURLEntry, policyEntryList ).setVisible( true );
}
/**
* We don't want to support graphical keystore edit if the loaded policy text is invalid.
* @return true if the loaded policy text is valid; false otherwise
*/
@Override
public boolean supportsGraphicalKeystoreEdit() {
return invalidPolicyText == null;
}
}