QueryWrapper.java

/**
 * 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 org.brixcms.jcr.api.wrapper;

import org.brixcms.jcr.api.JcrNode;
import org.brixcms.jcr.api.JcrQuery;
import org.brixcms.jcr.api.JcrQueryResult;
import org.brixcms.jcr.api.JcrSession;

import javax.jcr.Value;
import javax.jcr.query.Query;

/**
 * @author Matej Knopp
 */
class QueryWrapper extends AbstractWrapper implements JcrQuery {
    public static JcrQuery wrap(Query delegate, JcrSession session) {
        if (delegate == null) {
            return null;
        } else {
            return new QueryWrapper(delegate, session);
        }
    }

    protected QueryWrapper(Query delegate, JcrSession session) {
        super(delegate, session);
    }


    @Override
    public Query getDelegate() {
        return (Query) super.getDelegate();
    }


    public void setLimit(final long limit) {
        executeCallback(new VoidCallback() {
            public void execute() throws Exception {
                getDelegate().setLimit(limit);
            }
        });
    }

    public void setOffset(final long offset) {
        executeCallback(new VoidCallback() {
            public void execute() throws Exception {
                getDelegate().setOffset(offset);
            }
        });
    }

    public JcrQueryResult execute() {
        return executeCallback(new Callback<JcrQueryResult>() {
            public JcrQueryResult execute() throws Exception {
                return JcrQueryResult.Wrapper.wrap(getDelegate().execute(), getJcrSession());
            }
        });
    }

    public String getStatement() {
        return executeCallback(new Callback<String>() {
            public String execute() throws Exception {
                return getDelegate().getStatement();
            }
        });
    }

    public String getLanguage() {
        return executeCallback(new Callback<String>() {
            public String execute() throws Exception {
                return getDelegate().getLanguage();
            }
        });
    }

    public String getStoredQueryPath() {
        return executeCallback(new Callback<String>() {
            public String execute() throws Exception {
                return getDelegate().getStoredQueryPath();
            }
        });
    }

    public JcrNode storeAsNode(final String absPath) {
        return executeCallback(new Callback<JcrNode>() {
            public JcrNode execute() throws Exception {
                return JcrNode.Wrapper.wrap(getDelegate().storeAsNode(absPath), getJcrSession());
            }
        });
    }

    public void bindValue(final String varName, final Value value) {
        executeCallback(new VoidCallback() {
            public void execute() throws Exception {
                getDelegate().bindValue(varName, value);
            }
        });
    }

    public String[] getBindVariableNames() {
        return executeCallback(new Callback<String[]>() {
            public String[] execute() throws Exception {
                return getDelegate().getBindVariableNames();
            }
        });
    }
}