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1 /*
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2 * (c) Copyright IBM Corp 2001, 2005
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3 */
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4
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5 package edu.uga.cs.lsdis.meteors.wadls;
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6
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7 import java.net.URISyntaxException;
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8 import java.util.ArrayList;
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9 import java.util.Iterator;
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10 import java.util.List;
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11 import java.util.Map;
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12 import java.util.Vector;
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13
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14 import javax.wadls.Application;
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15 import javax.wadls.ModelReference;
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16 import javax.wadls.Grammars;
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17 import javax.wadls.WADLSException;
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18 import javax.wadls.extensions.schema.Schema;
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19 import javax.wadls.extensions.ExtensibilityElement;
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20 import javax.xml.namespace.QName;
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21
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22 import org.w3c.dom.Attr;
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23 import org.w3c.dom.Element;
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24
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25 import edu.uga.cs.lsdis.meteors.wadls.util.SchemaUtils;
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26
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27 /**
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28 * This class represents the <types> section of a WSDL document.
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29 *
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30 * @author Zixin Wu (wuzixin@uga.edu)
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31 * @author Matthew J. Duftler (duftler@us.ibm.com)
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32 */
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33 public class GrammarsImpl implements Grammars
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34 {
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35 protected Application app = null; //WADLS Definition
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36 protected List<ModelReference> modelReferences = null;
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37 protected Element docEl = null;
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38 protected List extElements = new Vector();
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39 protected Map allSchemas = null;
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40
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41
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42 public static final long serialVersionUID = 1;
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43
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44 public GrammarsImpl(Application app){
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45 this.app = app;
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46 }
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47
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48 public List getTopLevelSchemas(){
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49 return SchemaUtils.getSchemas(this.extElements);
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50 }
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51
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52 /**
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53 * Get the DOM elements of all the schemas in this Types.
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54 * @return A list of DOM elements of all the schemas in this Types.
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55 */
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56 public Map getSchemas(){
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57 return this.allSchemas;
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58 }
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59
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60 public void setSchemas(Map allSchemas){
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61 this.allSchemas = allSchemas;
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62 }
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63
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64
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65 /**
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66 * Get the DOM element of the first schema in this Types.
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67 * @return The DOM element of the first schema in this Types.
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68 */
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69 public Schema getFirstSchema(){
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70 return SchemaUtils.getFirstSchema(this.extElements);
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71 }
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72 public ModelReference getModelReference(){
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73 if(modelReferences == null)
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74 return null;
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75 return modelReferences.get(0);
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76 }
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77
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78 public List<ModelReference> getModelReferences(Element startElement, String path, Application app) throws WADLSException, URISyntaxException {
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79 Element el = getXSDEle(startElement, path);
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80 if (el == null)
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81 return null;
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82 String attrModelReference = el.getAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_MODELREF);
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83 if (attrModelReference.equals(""))
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84 return null;
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85 List<ModelReference> mrefs = ModelReferenceImpl.getModelReferences(attrModelReference, app);
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86 if(mrefs.size() == 0)
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87 return null;
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88 return mrefs;
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89 }
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90 public ModelReference getModelReference(Element startElement, String path, Application app) throws WADLSException, URISyntaxException{
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91 List<ModelReference> mrefs = getModelReferences(startElement, path, app);
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92 return mrefs.get(0);
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93 }
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94
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95
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96 private Element getXSDEle(Element startElement, String path) throws WADLSException{
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97 if (path == null || path == "")
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98 return startElement;
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99 String eleName = startElement.getLocalName();
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100 if (eleName.equals("element")){ //search the target from <element ...
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101 return SchemaUtils.findXSDEleOnEle(startElement, path, this);
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102 }
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103 else if (eleName.equals("complexType")){ //search the target from <complexType ...
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104 return SchemaUtils.findXSDEleOnComplexType(startElement, path, this);
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105 }
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106 else{ //error
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107 WADLSException wsdlsExc = new WADLSException(WADLSException.PATH_ERROR,
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108 "simpleType cannot has path");
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109 throw wsdlsExc;
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110 }
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111 }
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112
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113
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114
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115 /**
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116 * Get all the extensibility elements defined here.
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117 */
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118
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119 /**
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120 * Set the modelReference.
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121 *
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122 * @param modelReference The desired modelReference.
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123 */
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124 public void addModelReference(ModelReference modelReference){
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125 if(modelReferences == null)
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126 modelReferences = new ArrayList<ModelReference>();
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127 modelReferences.add(0, modelReference);
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128 }
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129
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130 public List<ModelReference> getModelReferences() {
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131 return modelReferences;
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132 }
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133
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134 public void setModelReferences(List<ModelReference> refs) {
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135 modelReferences = refs;
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136 }
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137
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138 /**
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139 * Set the documentation element for this document. This dependency
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140 * on org.w3c.dom.Element should eventually be removed when a more
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141 * appropriate way of representing this information is employed.
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142 *
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143 * @param docEl the documentation element
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144 */
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145 public void setDocumentationElement(Element docEl)
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146 {
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147 this.docEl = docEl;
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148 }
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149
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150 public void setModelReferences(Element startElement, String path, List<ModelReference> refs) throws WADLSException {
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151 for(ModelReference ref : refs) {
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152 addModelReference(startElement, path, ref);
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153 }
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154 }
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155
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156 public void addModelReference(Element startElement, String path, ModelReference modelReference) throws WADLSException{
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157 Element el = getXSDEle(startElement, path);
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158
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159 if (modelReference != null){
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160 String strModelReference = modelReference.value();
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161 Attr attr = el.getAttributeNodeNS(
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162 Constants.NS_URI_WADLS, Constants.ATTR_MODELREF);
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163 if(attr == null) {
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164 attr = el.getOwnerDocument().createAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_MODELREF);
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165 attr.setPrefix(Constants.PREFIX_WSDLS);
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166 el.setAttributeNodeNS(attr);
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167 }
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168 String value = attr.getValue();
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169 if(value != null) {
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170 value += " " + strModelReference;
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171 } else {
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172 value = strModelReference;
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173 }
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174 attr.setValue(value);
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175 modelReference.setParent(el);
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176 }
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177 else
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178 el.removeAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_MODELREF);
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179 }
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180
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181
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182 /**
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183 * Get the documentation element. This dependency on org.w3c.dom.Element
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184 * should eventually be removed when a more appropriate way of
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185 * representing this information is employed.
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186 *
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187 * @return the documentation element
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188 */
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189 public Element getDocumentationElement()
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190 {
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191 return docEl;
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192 }
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193
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194 public void setLoweringSchemaMapping(Element startElement, String path, String schemaMapping) throws WADLSException{
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195 Element el = getXSDEle(startElement, path);
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196 if (schemaMapping != null){
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197 Attr attr = el.getOwnerDocument().createAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LOWERINGSCHEMAMAPPING);
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198 attr.setPrefix(Constants.PREFIX_WSDLS);
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199 attr.setValue(schemaMapping);
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200 el.setAttributeNodeNS(attr);
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201 }
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202 else
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203 el.removeAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LOWERINGSCHEMAMAPPING);
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204 }
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205
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206 public void setLiftingSchemaMapping(Element startElement, String path, String schemaMapping) throws WADLSException{
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207 Element el = getXSDEle(startElement, path);
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208 if (schemaMapping != null){
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209 Attr attr = el.getOwnerDocument().createAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LIFTINGSCHEMAMAPPING);
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210 attr.setPrefix(Constants.PREFIX_WSDLS);
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211 attr.setValue(schemaMapping);
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212 el.setAttributeNodeNS(attr);
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213 }
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214 else
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215 el.removeAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LIFTINGSCHEMAMAPPING);
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216 }
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217 public String getLoweringSchemaMapping(Element startElement, String path) throws WADLSException{
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218 Element el = getXSDEle(startElement, path);
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219 if (el == null)
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220 return null;
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221 String attrSchemaMapping = el.getAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LOWERINGSCHEMAMAPPING);
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222 if (attrSchemaMapping == "")
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223 return null;
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224 return attrSchemaMapping;
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225
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226 }
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227
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228 public String getLiftingSchemaMapping(Element startElement, String path) throws WADLSException{
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229 Element el = getXSDEle(startElement, path);
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230 if (el == null)
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231 return null;
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232 String attrSchemaMapping = el.getAttributeNS(Constants.NS_URI_WADLS, Constants.ATTR_LIFTINGSCHEMAMAPPING);
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233 if (attrSchemaMapping == "")
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234 return null;
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235 return attrSchemaMapping;
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236
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237 }
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238
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239
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240 /**
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241 * Add an extensibility element.
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242 *
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243 * @param extElement the extensibility element to be added
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244 */
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245
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246
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247 /**
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248 * Get all the extensibility elements defined here.
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249 */
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250
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251
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252 public String toString()
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253 {
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254 StringBuffer strBuf = new StringBuffer();
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255
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256 strBuf.append("Types:");
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257
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258 if (extElements != null)
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259 {
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260 Iterator extIterator = extElements.iterator();
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261
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262 while (extIterator.hasNext())
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263 {
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264 strBuf.append("\n" + extIterator.next());
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265 }
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266 }
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267
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268 return strBuf.toString();
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269 }
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270
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271
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272 }
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