/*
* Copyright (C) 2008 Google Inc.
*
* 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 com.google.gxp.compiler.alerts;
import com.google.gxp.compiler.alerts.Alert.Severity;
import static com.google.gxp.compiler.alerts.Alert.Severity.*;
/**
* Decorator for AlertSinks that count alerts (by severity).
*
* Alerts are counted and passed to the delgate alert.
*/
public class AlertCounter implements AlertSink {
private final int[] counts;
private final AlertSink delegate;
private final AlertPolicy policy;
public AlertCounter(AlertSink delegate, AlertPolicy policy) {
this.counts = new int[Severity.values().length];
this.delegate = delegate;
this.policy = policy;
}
/**
* Counts alerts and passes it to the delegate.
*/
public void add(Alert alert) {
countAlert(alert);
delegate.add(alert);
}
/**
* Counts all alerts and then passes them to the delegate.
*/
public void addAll(AlertSet alertSet) {
for (Alert alert : alertSet) {
countAlert(alert);
}
delegate.addAll(alertSet);
}
/**
* Return the number of alerts received that were informational.
*/
public int getInfoCount() {
return counts[INFO.ordinal()];
}
/**
* Return the number of alerts received that were warnings.
*/
public int getWarningCount() {
return counts[WARNING.ordinal()];
}
/**
* Return the number of alerts that were errors.
*/
public int getErrorCount() {
return counts[ERROR.ordinal()];
}
private void countAlert(Alert alert) {
Severity severity = policy.getSeverity(alert);
counts[severity.ordinal()]++;
}
}