org.apache.sqoop.manager.oracle.OraOopLog.java Source code

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Here is the source code for org.apache.sqoop.manager.oracle.OraOopLog.java

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/**
 * 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 org.apache.sqoop.manager.oracle;

/**
 * Class to wrap commons logging to support caching entries.
 */
public class OraOopLog implements org.apache.commons.logging.Log, OraOopLogFactory.OraOopLog2 {

    private org.apache.commons.logging.Log log;
    private StringBuilder cache;

    public OraOopLog(org.apache.commons.logging.Log otherLog) {

        this.log = otherLog;
    }

    @Override
    public void debug(Object message) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.debug(message);

    }

    @Override
    public void debug(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.debug(message, t);
    }

    @Override
    public void error(Object message) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.error(message);
    }

    @Override
    public void error(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.error(message, t);
    }

    @Override
    public void fatal(Object message) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.fatal(message);
    }

    @Override
    public void fatal(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.fatal(message, t);
    }

    @Override
    public void info(Object message) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.info(message);
    }

    @Override
    public void info(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.info(message, t);
    }

    @Override
    public boolean isDebugEnabled() {

        return log.isDebugEnabled();
    }

    @Override
    public boolean isErrorEnabled() {

        return log.isErrorEnabled();
    }

    @Override
    public boolean isFatalEnabled() {

        return log.isFatalEnabled();
    }

    @Override
    public boolean isInfoEnabled() {

        return log.isInfoEnabled();
    }

    @Override
    public boolean isTraceEnabled() {

        return log.isTraceEnabled();
    }

    @Override
    public boolean isWarnEnabled() {

        return log.isWarnEnabled();
    }

    @Override
    public void trace(Object message) {

        log.trace(message);
        cacheLogEntry(message);
    }

    @Override
    public void trace(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.trace(message, t);
    }

    @Override
    public void warn(Object message) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.warn(message);
    }

    @Override
    public void warn(Object message, Throwable t) {

        if (cacheLogEntry(message)) {
            return;
        }

        log.warn(message, t);
    }

    @Override
    public boolean getCacheLogEntries() {

        return (this.cache != null);
    }

    @Override
    public String getLogEntries() {

        if (this.cache != null) {
            return this.cache.toString();
        } else {
            return "";
        }
    }

    @Override
    public void setCacheLogEntries(boolean value) {

        if (getCacheLogEntries() && !value) {
            this.cache = null;
        } else if (!getCacheLogEntries() && value) {
            this.cache = new StringBuilder();
        }
    }

    @Override
    public void clearCache() {

        if (getCacheLogEntries()) {
            this.cache = new StringBuilder();
        }
    }

    private boolean cacheLogEntry(Object message) {

        boolean result = getCacheLogEntries();

        if (result && message != null) {
            this.cache.append(message.toString());
        }

        return result;
    }

}