ExpiresInColumnLabelProvider.java

/*
 * Copyright (C) 2012 The Android Open Source Project
 *
 * 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 com.motorolamobility.studio.android.certmanager.ui.tree;

import java.security.cert.X509Certificate;
import java.text.DateFormat;
import java.util.Locale;

import org.eclipse.jface.viewers.ColumnLabelProvider;

import com.motorolamobility.studio.android.certmanager.ui.model.EntryNode;
import com.motorolamobility.studio.android.certmanager.ui.model.IKeyStoreEntry;

public class ExpiresInColumnLabelProvider extends ColumnLabelProvider
{
    /* (non-Javadoc)
     * @see org.eclipse.jface.viewers.ColumnLabelProvider#getText(java.lang.Object)
     */
    @Override
    public String getText(Object element)
    {
        if (element instanceof IKeyStoreEntry)
        {
            EntryNode keyStoreEntry = (EntryNode) element;
            X509Certificate x509Certificate = keyStoreEntry.getX509Certificate();
            //Android certificate
            return getExpiresInDate(x509Certificate);
        }
        return "";
    }

    /**
     * Returns the date where the certificate expires
     * @param cert
     * @return
     */
    private String getExpiresInDate(X509Certificate x509Certificate)
    {
        return (x509Certificate != null) ? DateFormat.getDateInstance(DateFormat.MEDIUM,
                Locale.getDefault()).format(x509Certificate.getNotAfter()) : "";
    }
}