1 files changed, 146 insertions, 0 deletions
diff --git a/src/org/apache/http/impl/HttpConnectionMetricsImpl.java b/src/org/apache/http/impl/HttpConnectionMetricsImpl.java
new file mode 100644
index 0000000..4f4eacf
--- /dev/null
+++ b/src/org/apache/http/impl/HttpConnectionMetricsImpl.java
@@ -0,0 +1,146 @@
+/*
+ * $HeadURL: http://svn.apache.org/repos/asf/httpcomponents/httpcore/trunk/module-main/src/main/java/org/apache/http/impl/HttpConnectionMetricsImpl.java $
+ * $Revision: 548031 $
+ * $Date: 2007-06-17 04:28:38 -0700 (Sun, 17 Jun 2007) $
+ *
+ * ====================================================================
+ * 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.
+ * ====================================================================
+ *
+ * This software consists of voluntary contributions made by many
+ * individuals on behalf of the Apache Software Foundation.  For more
+ * information on the Apache Software Foundation, please see
+ * <http://www.apache.org/>.
+ *
+ */
+
+package org.apache.http.impl;
+
+import java.util.HashMap;
+import org.apache.http.HttpConnectionMetrics;
+import org.apache.http.io.HttpTransportMetrics;
+
+/**
+ * Implementation of the metrics interface.
+ */
+public class HttpConnectionMetricsImpl implements HttpConnectionMetrics {
+    
+    public static final String REQUEST_COUNT = "http.request-count";
+    public static final String RESPONSE_COUNT = "http.response-count";
+    public static final String SENT_BYTES_COUNT = "http.sent-bytes-count";
+    public static final String RECEIVED_BYTES_COUNT = "http.received-bytes-count";
+    
+    private final HttpTransportMetrics inTransportMetric;
+    private final HttpTransportMetrics outTransportMetric;
+    private long requestCount = 0;
+    private long responseCount = 0;
+    
+    /**
+     * The cache map for all metrics values.
+     */
+    private HashMap metricsCache;
+    
+    public HttpConnectionMetricsImpl(
+            final HttpTransportMetrics inTransportMetric,
+            final HttpTransportMetrics outTransportMetric) {
+        super();
+        this.inTransportMetric = inTransportMetric;
+        this.outTransportMetric = outTransportMetric;
+    }
+    
+    /* ------------------  Public interface method -------------------------- */
+
+    public long getReceivedBytesCount() {
+        if (this.inTransportMetric != null) {
+            return this.inTransportMetric.getBytesTransferred();
+        } else {
+            return -1;
+        }
+    }
+
+    public long getSentBytesCount() {
+        if (this.outTransportMetric != null) {
+            return this.outTransportMetric.getBytesTransferred();
+        } else {
+            return -1;
+        }
+    }
+    
+    public long getRequestCount() {
+        return this.requestCount;
+    }
+    
+    public void incrementRequestCount() {
+        this.requestCount++;
+    }
+    
+    public long getResponseCount() {
+        return this.responseCount;
+    }
+    
+    public void incrementResponseCount() {
+        this.responseCount++;
+    }
+    
+    public Object getMetric(final String metricName) {
+        Object value = null;
+        if (this.metricsCache != null) {
+            value = this.metricsCache.get(metricName);
+        }
+        if (value == null) {
+            if (REQUEST_COUNT.equals(metricName)) {
+                value = new Long(requestCount);
+            } else if (RESPONSE_COUNT.equals(metricName)) {
+                value = new Long(responseCount);
+            } else if (RECEIVED_BYTES_COUNT.equals(metricName)) {
+                if (this.inTransportMetric != null) {
+                    return new Long(this.inTransportMetric.getBytesTransferred());
+                } else {
+                    return null;
+                }
+            } else if (SENT_BYTES_COUNT.equals(metricName)) {
+                if (this.outTransportMetric != null) {
+                    return new Long(this.outTransportMetric.getBytesTransferred());
+                } else {
+                    return null;
+                }
+            }
+        }
+        return value;
+    }
+    
+    public void setMetric(final String metricName, Object obj) {
+        if (this.metricsCache == null) {
+            this.metricsCache = new HashMap();
+        }
+        this.metricsCache.put(metricName, obj);
+    }
+    
+    public void reset() {
+        if (this.outTransportMetric != null) {
+            this.outTransportMetric.reset();
+        }
+        if (this.inTransportMetric != null) {
+            this.inTransportMetric.reset();
+        }
+        this.requestCount = 0;
+        this.responseCount = 0;
+        this.metricsCache = null;
+    }
+
+}