org.apache.felix.sigil.obr.eclipse.OBRRepositoryWizardPage.java Source code

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Here is the source code for org.apache.felix.sigil.obr.eclipse.OBRRepositoryWizardPage.java

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/*
 * 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.felix.sigil.obr.eclipse;

import java.io.File;
import java.net.MalformedURLException;
import java.net.URL;

import org.apache.felix.sigil.eclipse.ui.wizard.repository.RepositoryWizard;
import org.apache.felix.sigil.eclipse.ui.wizard.repository.RepositoryWizardPage;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.DirectoryFieldEditor;
import org.eclipse.jface.preference.StringFieldEditor;
import org.eclipse.jface.wizard.IWizardPage;
import org.eclipse.swt.events.ModifyEvent;
import org.eclipse.swt.events.ModifyListener;

public class OBRRepositoryWizardPage extends RepositoryWizardPage implements IWizardPage {

    private StringFieldEditor urlEditor;
    private StringFieldEditor cacheEditor;

    protected OBRRepositoryWizardPage(RepositoryWizard parent) {
        super("OSGi Bundle Repository", parent);
    }

    @Override
    public void createFieldEditors() {
        createField(urlEditor = new StringFieldEditor("url", "URL:", getFieldEditorParent()));
        createField(cacheEditor = new DirectoryFieldEditor("cache", "Cache:", getFieldEditorParent()));
        addField(new BooleanFieldEditor("inmemory", "In Memory:", getFieldEditorParent()));
    }

    private void createField(StringFieldEditor editor) {
        editor.getTextControl(getFieldEditorParent()).addModifyListener(new ModifyListener() {
            public void modifyText(ModifyEvent e) {
                checkPageComplete();
            }
        });
        addField(editor);
    }

    @Override
    protected void checkPageComplete() {
        super.checkPageComplete();
        if (isPageComplete() && checkURLComplete()) {
            checkCacheComplete();
        }
    }

    private boolean checkCacheComplete() {
        setPageComplete(cacheEditor.getStringValue().length() > 0);

        if (isPageComplete()) {
            if (new File(cacheEditor.getStringValue()).isDirectory()) {
                setErrorMessage(null);
            } else {
                setErrorMessage("Invalid cache directory");
                setPageComplete(false);
            }
        }

        return isPageComplete();
    }

    private boolean checkURLComplete() {
        setPageComplete(urlEditor.getStringValue().length() > 0);

        if (isPageComplete()) {
            try {
                new URL(urlEditor.getStringValue());
                setErrorMessage(null);
            } catch (MalformedURLException e) {
                if (!new File(urlEditor.getStringValue()).isFile()) {
                    setErrorMessage("Invalid repository url: " + e.getMessage());
                    setPageComplete(false);
                }
            }
        }

        return isPageComplete();
    }

    @Override
    public void storeFields() {
        super.storeFields();
        IPath dir = Activator.getDefault().getStateLocation();
        getModel().getProperties().setProperty("index", dir.append(getModel().getId() + ".obr").toOSString());
    }

}