components/dotnet-executable/src/main/java/npanday/executable/impl/MatchPolicyFactory.java

/*
 * 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 npanday.executable.impl;

import npanday.executable.ExecutableMatchPolicy;
import npanday.vendor.Vendor;
import npanday.executable.ExecutableCapability;
import npanday.executable.compiler.CompilerCapability;

/**
 * Creates executable match policies.
 *
 * @author Shane Isbell
 */
final class MatchPolicyFactory
{

    /**
     * Constructor
     */
    private MatchPolicyFactory()
    {
    }

    /**
     * Creates a policy to match profiles.
     *
     * @param profile
     * @return a policy to match profiles.
     */
    static ExecutableMatchPolicy createProfilePolicy( final String profile )
    {
        return new ExecutableMatchPolicy()
        {
            public boolean match( ExecutableCapability executableCapability )
            {
                String p = executableCapability.getProfile().toLowerCase().trim();
                return ( profile.toLowerCase().trim().equals( p ) );
            }

            public String toString()
            {
                return "ExecutableMatchPolicy[profile: '" + profile + "']";
            }
        };
    }

    /**
     * Creates a policy to match the operating system
     *
     * @param operatingSystem
     * @return a policy to match the operating system
     */
    static ExecutableMatchPolicy createOperatingSystemPolicy( final String operatingSystem )
    {
        return new ExecutableMatchPolicy()
        {
            public boolean match( ExecutableCapability executableCapability )
            {
                String os = executableCapability.getOperatingSystem().toLowerCase().trim();
                return ( operatingSystem.toLowerCase().trim().contains( os ) );
            }

            public String toString()
            {
                return "ExecutableMatchPolicy[operatingSystem: '" + operatingSystem + "']";
            }
        };
    }

    /**
     * Creates a policy to match the framework version
     *
     * @param frameworkVersion
     * @return a policy to match the framework version
     */
    static ExecutableMatchPolicy createFrameworkVersionPolicy( final String frameworkVersion )
    {
        return new ExecutableMatchPolicy()
        {
            public boolean match( ExecutableCapability executableCapability )
            {
                for ( String fv : executableCapability.getFrameworkVersions() )
                {
                    if ( frameworkVersion.toLowerCase().trim().equals( fv.trim() ) )
                    {
                        return true;
                    }
                }
                return false;
            }

            public String toString()
            {
                return "ExecutableMatchPolicy[frameworkVersion: '" + frameworkVersion + "']";
            }
        };
    }

    /**
     * Creates a match policy to match the vendor
     *
     * @param vendor
     * @return a match policy to match the vendor
     */
    static ExecutableMatchPolicy createVendorPolicy( final Vendor vendor )
    {
        return new ExecutableMatchPolicy()
        {
            public boolean match( ExecutableCapability executableCapability )
            {
                return vendor.getVendorName().toLowerCase().trim()
                    .contains( executableCapability.getVendor().getVendorName().toLowerCase().trim() );
            }

            public String toString()
            {
                return "ExecutableMatchPolicy[vendor: '" + vendor + "']";
            }
        };
    }

    /**
     * Creates a match policy to match the .NET language
     *
     * @param language
     * @return a match policy to match the .NET language
     */
    static ExecutableMatchPolicy createLanguagePolicy( final String language )
    {
        return new ExecutableMatchPolicy()
        {
            public boolean match( ExecutableCapability executableCapability )
            {
                if ( !( executableCapability instanceof CompilerCapability ) )
                {
                    return true;
                }
                CompilerCapability capability = (CompilerCapability) executableCapability;
                return language.toLowerCase().trim().equals( capability.getLanguage().toLowerCase().trim() );
            }

            public String toString()
            {
                return "ExecutableMatchPolicy[language: '" + language + "']";
            }
        };
    }
}