// This Source Code is in the Public Domain per: http://unlicense.org
package org.litesoft.GWT.forms.server.support.nonpublic;

import org.litesoft.commonfoundation.base.*;
import org.litesoft.ui_1_5.*;

import java.util.*;

public abstract class AbstractCachingExternalization implements ExternalizationInterface {
    private abstract class CachedResolver {
        private Map<String, String> mCached = new HashMap<String, String>();

        public String resolve( String pToResolve ) {
            String resolved = mCached.get( pToResolve );
            if ( resolved == null ) {
                resolved = ConstrainTo.notNull( LLresolve( pToResolve ) ).trim();
                mCached.put( pToResolve, resolved );
            }
            return resolved;
        }

        abstract protected String LLresolve( String pToResolve );
    }

    abstract protected String LLresolveLabel( String pLabelID );

    private CachedResolver mLabels = new CachedResolver() {
        protected String LLresolve( String pToResolve ) {
            return LLresolveLabel( pToResolve );
        }
    };

    public String resolveLabel( String pLabelID ) {
        return mLabels.resolve( pLabelID );
    }

    abstract protected String LLresolveAction( String pActionID );

    private CachedResolver mActions = new CachedResolver() {
        protected String LLresolve( String pToResolve ) {
            return LLresolveAction( pToResolve );
        }
    };

    public String resolveAction( String pActionID ) {
        return mActions.resolve( pActionID );
    }

    abstract protected String LLresolveActionTooltip( String pActionID );

    private CachedResolver mActionTooltips = new CachedResolver() {
        protected String LLresolve( String pToResolve ) {
            return LLresolveActionTooltip( pToResolve );
        }
    };

    public String resolveActionTooltip( String pActionID ) {
        return mActionTooltips.resolve( pActionID );
    }

    abstract protected String LLresolveInputTooltip( String pInputID );

    private CachedResolver mInputTooltips = new CachedResolver() {
        protected String LLresolve( String pToResolve ) {
            return LLresolveInputTooltip( pToResolve );
        }
    };

    public String resolveInputTooltip( String pInputID ) {
        return mInputTooltips.resolve( pInputID );
    }

    abstract protected String LLresolveError( String pErrorID );

    private CachedResolver mErrors = new CachedResolver() {
        protected String LLresolve( String pToResolve ) {
            return LLresolveError( pToResolve );
        }
    };

    public String resolveError( String pErrorID ) {
        return mErrors.resolve( pErrorID );
    }
}