| /* |
| * 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.camel.commands; |
| |
| import java.io.PrintStream; |
| import java.net.URLDecoder; |
| import java.util.Hashtable; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.camel.util.URISupport; |
| |
| /** |
| * Display endpoint runtime statistics for a CamelContext |
| */ |
| public class EndpointStatisticCommand extends AbstractCamelCommand { |
| |
| private static final String CONTEXT_COLUMN_LABEL = "Context"; |
| private static final String URI_COLUMN_LABEL = "Uri"; |
| private static final String ROUTE_COLUMN_LABEL = "Route Id"; |
| private static final String DIRECTION_COLUMN_LABEL = "Direction"; |
| private static final String STATIC_COLUMN_LABEL = "Static"; |
| private static final String DYNAMIC_COLUMN_LABEL = "Dynamic"; |
| private static final String HITS_COLUMN_LABEL = "Total #"; |
| |
| private static final int DEFAULT_COLUMN_WIDTH_INCREMENT = 0; |
| private static final String DEFAULT_FIELD_PREAMBLE = " "; |
| private static final String DEFAULT_FIELD_POSTAMBLE = " "; |
| private static final String DEFAULT_HEADER_PREAMBLE = " "; |
| private static final String DEFAULT_HEADER_POSTAMBLE = " "; |
| private static final int DEFAULT_FORMAT_BUFFER_LENGTH = 24; |
| // endpoint uris can be very long so clip by default after 120 chars |
| private static final int MAX_COLUMN_WIDTH = 120; |
| private static final int MIN_COLUMN_WIDTH = 12; |
| |
| String context; |
| boolean decode = true; |
| private String[] filter; |
| |
| public EndpointStatisticCommand(String context, boolean decode, String[] filter) { |
| this.context = context; |
| this.decode = decode; |
| this.filter = filter; |
| } |
| |
| @Override |
| public Object execute(CamelController camelController, PrintStream out, PrintStream err) throws Exception { |
| List<Map<String, String>> contexts = camelController.getCamelContexts(context); |
| |
| boolean header = false; |
| |
| Map<String, List<Map<String, String>>> allEndpoints = new LinkedHashMap<>(); |
| |
| for (Map<String, String> context : contexts) { |
| String contextName = context.get("name"); |
| List<Map<String, String>> endpoints = camelController.getEndpointRuntimeStatistics(contextName); |
| allEndpoints.put(contextName, endpoints); |
| } |
| |
| final Map<String, Integer> columnWidths = computeColumnWidths(allEndpoints); |
| final String headerFormat = buildFormatString(columnWidths, true); |
| final String rowFormat = buildFormatString(columnWidths, false); |
| |
| for (Map.Entry<String, List<Map<String, String>>> entry : allEndpoints.entrySet()) { |
| String contextName = entry.getKey(); |
| for (Map<String, String> row : entry.getValue()) { |
| |
| if (!header) { |
| out.println(String.format(headerFormat, CONTEXT_COLUMN_LABEL, URI_COLUMN_LABEL, |
| ROUTE_COLUMN_LABEL, DIRECTION_COLUMN_LABEL, STATIC_COLUMN_LABEL, |
| DYNAMIC_COLUMN_LABEL, HITS_COLUMN_LABEL)); |
| out.println(String.format(headerFormat, "-------", "---", "--------", |
| "---------", "------", "-------", "-------")); |
| header = true; |
| } |
| |
| String uri = row.get("uri"); |
| if (decode) { |
| // decode uri so its more human readable |
| uri = URLDecoder.decode(uri, "UTF-8"); |
| } |
| // sanitize and mask uri so we dont see passwords |
| uri = URISupport.sanitizeUri(uri); |
| String routeId = row.get("routeId"); |
| String direction = row.get("direction"); |
| String isStatic = row.get("static"); |
| String isDynamic = row.get("dynamic"); |
| String hits = row.get("hits"); |
| |
| // should we filter |
| if (isValidRow(direction, isStatic, isDynamic)) { |
| out.println(String.format(rowFormat, contextName, uri, routeId, direction, isStatic, isDynamic, hits)); |
| } |
| } |
| } |
| |
| return null; |
| } |
| |
| protected boolean isValidRow(String direction, String isStatic, String isDynamic) { |
| if (filter == null || filter.length == 0) { |
| return true; |
| } |
| |
| boolean answer = false; |
| for (String f : filter) { |
| if ("in".equals(f)) { |
| answer = "in".equals(direction); |
| } else if ("out".equals(f)) { |
| answer = "out".equals(direction); |
| } else if ("static".equals(f)) { |
| answer = "true".equals(isStatic); |
| } else if ("dynamic".equals(f)) { |
| answer = "true".equals(isDynamic); |
| } |
| // all filters must apply to accept when multi valued |
| if (!answer) { |
| return false; |
| } |
| } |
| return answer; |
| } |
| |
| private Map<String, Integer> computeColumnWidths(Map<String, List<Map<String, String>>> allEndpoints) throws Exception { |
| if (allEndpoints == null) { |
| throw new IllegalArgumentException("Unable to determine column widths from null Iterable<Endpoint>"); |
| } else { |
| int maxContextLen = 0; |
| int maxUriLen = 0; |
| int maxRouteIdLen = 0; |
| int maxDirectionLen = 0; |
| int maxStaticLen = 0; |
| int maxDynamicLen = 0; |
| int maxHitsLen = 0; |
| |
| for (Map.Entry<String, List<Map<String, String>>> entry : allEndpoints.entrySet()) { |
| String contextName = entry.getKey(); |
| for (Map<String, String> row : entry.getValue()) { |
| maxContextLen = Math.max(maxContextLen, contextName == null ? 0 : contextName.length()); |
| |
| String uri = row.get("uri"); |
| if (decode) { |
| // decode uri so its more human readable |
| uri = URLDecoder.decode(uri, "UTF-8"); |
| } |
| // sanitize and mask uri so we dont see passwords |
| uri = URISupport.sanitizeUri(uri); |
| |
| maxUriLen = Math.max(maxUriLen, uri == null ? 0 : uri.length()); |
| |
| final String routeId = row.get("routeId"); |
| maxRouteIdLen = Math.max(maxRouteIdLen, routeId == null ? 0 : routeId.length()); |
| |
| final String direction = row.get("direction"); |
| maxDirectionLen = Math.max(maxDirectionLen, direction == null ? 0 : direction.length()); |
| |
| final String isStatic = row.get("static"); |
| maxStaticLen = Math.max(maxStaticLen, isStatic == null ? 0 : isStatic.length()); |
| |
| final String isDynamic = row.get("dynamic"); |
| maxDynamicLen = Math.max(maxDynamicLen, isDynamic == null ? 0 : isDynamic.length()); |
| |
| final String hits = row.get("hits"); |
| maxHitsLen = Math.max(maxHitsLen, hits == null ? 0 : hits.length()); |
| } |
| } |
| |
| final Map<String, Integer> retval = new Hashtable<>(); |
| retval.put(CONTEXT_COLUMN_LABEL, maxContextLen); |
| retval.put(URI_COLUMN_LABEL, maxUriLen); |
| retval.put(ROUTE_COLUMN_LABEL, maxRouteIdLen); |
| retval.put(DIRECTION_COLUMN_LABEL, maxDirectionLen); |
| retval.put(STATIC_COLUMN_LABEL, maxStaticLen); |
| retval.put(DYNAMIC_COLUMN_LABEL, maxDynamicLen); |
| retval.put(HITS_COLUMN_LABEL, maxHitsLen); |
| |
| return retval; |
| } |
| } |
| |
| private String buildFormatString(final Map<String, Integer> columnWidths, final boolean isHeader) { |
| final String fieldPreamble; |
| final String fieldPostamble; |
| final int columnWidthIncrement; |
| |
| if (isHeader) { |
| fieldPreamble = DEFAULT_HEADER_PREAMBLE; |
| fieldPostamble = DEFAULT_HEADER_POSTAMBLE; |
| } else { |
| fieldPreamble = DEFAULT_FIELD_PREAMBLE; |
| fieldPostamble = DEFAULT_FIELD_POSTAMBLE; |
| } |
| columnWidthIncrement = DEFAULT_COLUMN_WIDTH_INCREMENT; |
| |
| int contextLen = Math.min(columnWidths.get(CONTEXT_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| contextLen = Math.max(MIN_COLUMN_WIDTH, contextLen); |
| |
| int uriLen = Math.min(columnWidths.get(URI_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| uriLen = Math.max(MIN_COLUMN_WIDTH, uriLen); |
| |
| int routeIdLen = Math.min(columnWidths.get(ROUTE_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| routeIdLen = Math.max(MIN_COLUMN_WIDTH, routeIdLen); |
| |
| int directionLen = Math.min(columnWidths.get(DIRECTION_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| directionLen = Math.max(MIN_COLUMN_WIDTH, directionLen); |
| |
| int staticLen = Math.min(columnWidths.get(STATIC_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| staticLen = Math.max(MIN_COLUMN_WIDTH, staticLen); |
| |
| int dynamicLen = Math.min(columnWidths.get(DYNAMIC_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| dynamicLen = Math.max(MIN_COLUMN_WIDTH, dynamicLen); |
| |
| int totalLen = Math.min(columnWidths.get(HITS_COLUMN_LABEL) + columnWidthIncrement, getMaxColumnWidth()); |
| totalLen = Math.max(MIN_COLUMN_WIDTH, totalLen); |
| |
| // last row does not have min width |
| |
| final StringBuilder retval = new StringBuilder(DEFAULT_FORMAT_BUFFER_LENGTH); |
| retval.append(fieldPreamble).append("%-").append(contextLen).append('.').append(contextLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%-").append(uriLen).append('.').append(uriLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%-").append(routeIdLen).append('.').append(routeIdLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%-").append(directionLen).append('.').append(directionLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%-").append(staticLen).append('.').append(staticLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%-").append(dynamicLen).append('.').append(dynamicLen).append('s').append(fieldPostamble).append(' '); |
| retval.append(fieldPreamble).append("%").append(totalLen).append('.').append(totalLen).append('s').append(fieldPostamble).append(' '); |
| |
| return retval.toString(); |
| } |
| |
| private int getMaxColumnWidth() { |
| return MAX_COLUMN_WIDTH; |
| } |
| |
| } |