001/* 002 * (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others. 003 * 004 * Licensed under the Apache License, Version 2.0 (the "License"); 005 * you may not use this file except in compliance with the License. 006 * You may obtain a copy of the License at 007 * 008 * http://www.apache.org/licenses/LICENSE-2.0 009 * 010 * Unless required by applicable law or agreed to in writing, software 011 * distributed under the License is distributed on an "AS IS" BASIS, 012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 013 * See the License for the specific language governing permissions and 014 * limitations under the License. 015 * 016 * Contributors: 017 * matic 018 */ 019package org.nuxeo.ecm.automation.client.jaxrs.spi.marshallers; 020 021import java.io.IOException; 022 023import org.codehaus.jackson.JsonGenerator; 024import org.codehaus.jackson.JsonParser; 025import org.codehaus.jackson.JsonToken; 026import org.nuxeo.ecm.automation.client.jaxrs.spi.JsonMarshaller; 027import org.nuxeo.ecm.automation.client.model.Documents; 028import org.nuxeo.ecm.automation.client.model.PaginableDocuments; 029 030/** 031 * @author matic 032 */ 033public class DocumentsMarshaller implements JsonMarshaller<Documents> { 034 035 @Override 036 public String getType() { 037 return "documents"; 038 } 039 040 @Override 041 public Class<Documents> getJavaType() { 042 return Documents.class; 043 } 044 045 @Override 046 public void write(JsonGenerator jg, Object value) throws IOException { 047 throw new UnsupportedOperationException(); 048 } 049 050 protected void readDocumentEntries(JsonParser jp, Documents docs) throws IOException { 051 JsonToken tok = jp.nextToken(); 052 while (tok != JsonToken.END_ARRAY) { 053 docs.add(DocumentMarshaller.readDocument(jp)); 054 tok = jp.nextToken(); 055 } 056 } 057 058 protected Documents readDocuments(JsonParser jp) throws IOException { 059 Documents docs = new Documents(); 060 JsonToken tok = jp.nextToken(); 061 while (tok != JsonToken.END_ARRAY) { 062 String key = jp.getCurrentName(); 063 if ("entries".equals(key)) { 064 readDocumentEntries(jp, docs); 065 return docs; 066 } 067 tok = jp.nextToken(); 068 } 069 return docs; 070 } 071 072 protected Documents readPaginableDocuments(JsonParser jp) throws IOException { 073 PaginableDocuments docs = new PaginableDocuments(); 074 JsonToken tok = jp.getCurrentToken(); 075 while (tok != null && tok != JsonToken.END_OBJECT) { 076 String key = jp.getCurrentName(); 077 jp.nextToken(); 078 if ("resultsCount".equals(key)) { 079 docs.setResultsCount(jp.getIntValue()); 080 } else if ("totalSize".equals(key)) { 081 docs.setResultsCount(jp.getIntValue()); 082 } else if ("pageSize".equals(key)) { 083 docs.setPageSize(jp.getIntValue()); 084 } else if ("numberOfPages".equals(key)) { 085 docs.setNumberOfPages(jp.getIntValue()); 086 } else if ("pageCount".equals(key)) { 087 docs.setNumberOfPages(jp.getIntValue()); 088 } else if ("currentPageIndex".equals(key)) { 089 docs.setCurrentPageIndex(jp.getIntValue()); 090 } else if ("pageIndex".equals(key)) { 091 docs.setCurrentPageIndex(jp.getIntValue()); 092 } else if ("entries".equals(key)) { 093 readDocumentEntries(jp, docs); 094 } 095 tok = jp.nextToken(); 096 } 097 if (tok == null) { 098 throw new IllegalArgumentException("Unexpected end of stream."); 099 } 100 return docs; 101 } 102 103 @Override 104 public Documents read(JsonParser jp) throws IOException { 105 jp.nextToken(); 106 String key = jp.getCurrentName(); 107 if ("isPaginable".equals(key)) { 108 jp.nextToken(); 109 boolean isPaginable = jp.getBooleanValue(); 110 if (isPaginable) { 111 jp.nextToken(); 112 return readPaginableDocuments(jp); 113 } 114 jp.nextToken(); 115 } 116 return readDocuments(jp); 117 } 118 119}