com.tc.license.TCLicenseDetails.java Source code

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Here is the source code for com.tc.license.TCLicenseDetails.java

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/*
 *
 *  The contents of this file are subject to the Terracotta Public 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://terracotta.org/legal/terracotta-public-license.
 *
 *  Software distributed under the License is distributed on an "AS IS" basis,
 *  WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
 *  the specific language governing rights and limitations under the License.
 *
 *  The Covered Software is Terracotta Core.
 *
 *  The Initial Developer of the Covered Software is
 *  Terracotta, Inc., a Software AG company
 *
 */
package com.tc.license;

import org.apache.commons.io.IOUtils;
import org.terracotta.license.AbstractLicenseResolverFactory;
import org.terracotta.license.License;
import org.terracotta.license.LicenseConstants;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.InputStream;
import java.util.Set;

/**
 * A util class for SAG, see DEV-7279
 * 
 * @author hhuynh
 */
public class TCLicenseDetails {
    private License license;

    /**
     * Construct a TC license details. License file will be verified. LicenseException will be thrown if license check
     * fails
     */
    public TCLicenseDetails(File licenseFile) {
        InputStream input = null;
        try {
            input = new FileInputStream(licenseFile);
            license = AbstractLicenseResolverFactory.getFactory().resolveLicense(input);
        } catch (FileNotFoundException e) {
            throw new RuntimeException(e);
        } finally {
            IOUtils.closeQuietly(input);
        }
    }

    /**
     * returns the license object. All license info can be queried via this object
     */
    public License getLicense() {
        return license;
    }

    public boolean supportsL2Offheap() {
        return license.isCapabilityEnabled(LicenseConstants.CAPABILITY_TERRACOTTA_SERVER_ARRAY_OFFHEAP);
    }

    public boolean supportsL1Offheap() {
        return license.isCapabilityEnabled(LicenseConstants.CAPABILITY_EHCACHE_OFFHEAP);
    }

    /**
     * returns max amount L2 offheap. ie: 200G
     */
    public String maxL2Offheap() {
        return license.getRequiredProperty(LicenseConstants.TERRACOTTA_SERVER_ARRAY_MAX_OFFHEAP);
    }

    /**
     * returns max amount of L1 (ehcache) offheap. ie.: 200G
     */
    public String maxL1Offheap() {
        return license.getRequiredProperty(LicenseConstants.EHCACHE_MAX_OFFHEAP);
    }

    /**
     * capabilities allowed by this license. See {@link LicenseConstants} for possible values
     */
    public Set<String> licensedCapabilities() {
        return license.capabilities();
    }
}