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.nuxeo.ecm.automation.client.jaxrs.spi.JsonMarshaller; 024import org.nuxeo.ecm.automation.client.model.Documents; 025import org.nuxeo.ecm.automation.client.model.PaginableDocuments; 026 027import com.fasterxml.jackson.core.JsonGenerator; 028import com.fasterxml.jackson.core.JsonParser; 029import com.fasterxml.jackson.core.JsonToken; 030 031/** 032 * @author matic 033 */ 034public class DocumentsMarshaller implements JsonMarshaller<Documents> { 035 036 @Override 037 public String getType() { 038 return "documents"; 039 } 040 041 @Override 042 public Class<Documents> getJavaType() { 043 return Documents.class; 044 } 045 046 @Override 047 public void write(JsonGenerator jg, Object value) throws IOException { 048 throw new UnsupportedOperationException(); 049 } 050 051 protected void readDocumentEntries(JsonParser jp, Documents docs) throws IOException { 052 JsonToken tok = jp.nextToken(); 053 while (tok != JsonToken.END_ARRAY) { 054 docs.add(DocumentMarshaller.readDocument(jp)); 055 tok = jp.nextToken(); 056 } 057 } 058 059 protected Documents readDocuments(JsonParser jp) throws IOException { 060 Documents docs = new Documents(); 061 JsonToken tok = jp.nextToken(); 062 while (tok != JsonToken.END_ARRAY) { 063 String key = jp.getCurrentName(); 064 if ("entries".equals(key)) { 065 readDocumentEntries(jp, docs); 066 return docs; 067 } 068 tok = jp.nextToken(); 069 } 070 return docs; 071 } 072 073 protected Documents readPaginableDocuments(JsonParser jp) throws IOException { 074 PaginableDocuments docs = new PaginableDocuments(); 075 JsonToken tok = jp.getCurrentToken(); 076 while (tok != null && tok != JsonToken.END_OBJECT) { 077 String key = jp.getCurrentName(); 078 jp.nextToken(); 079 if ("resultsCount".equals(key)) { 080 docs.setResultsCount(jp.getIntValue()); 081 } else if ("totalSize".equals(key)) { 082 docs.setResultsCount(jp.getIntValue()); 083 } else if ("pageSize".equals(key)) { 084 docs.setPageSize(jp.getIntValue()); 085 } else if ("numberOfPages".equals(key)) { 086 docs.setNumberOfPages(jp.getIntValue()); 087 } else if ("pageCount".equals(key)) { 088 docs.setNumberOfPages(jp.getIntValue()); 089 } else if ("currentPageIndex".equals(key)) { 090 docs.setCurrentPageIndex(jp.getIntValue()); 091 } else if ("pageIndex".equals(key)) { 092 docs.setCurrentPageIndex(jp.getIntValue()); 093 } else if ("entries".equals(key)) { 094 readDocumentEntries(jp, docs); 095 } 096 tok = jp.nextToken(); 097 } 098 if (tok == null) { 099 throw new IllegalArgumentException("Unexpected end of stream."); 100 } 101 return docs; 102 } 103 104 @Override 105 public Documents read(JsonParser jp) throws IOException { 106 jp.nextToken(); 107 String key = jp.getCurrentName(); 108 if ("isPaginable".equals(key)) { 109 jp.nextToken(); 110 boolean isPaginable = jp.getBooleanValue(); 111 if (isPaginable) { 112 jp.nextToken(); 113 return readPaginableDocuments(jp); 114 } 115 jp.nextToken(); 116 } 117 return readDocuments(jp); 118 } 119 120}