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1
9
10 package com.opensymphony.module.sitemesh.parser;
11
12 import com.opensymphony.module.sitemesh.Page;
13
14 import javax.servlet.http.HttpServletRequest  ;
15 import javax.servlet.http.HttpServletRequestWrapper ;
16 import java.io.*;
17 import java.util.HashMap ;
18 import java.util.Map ;
19 import java.util.Set ;
20
21
37 public abstract class AbstractPage implements Page {
38
42 private Map properties = new HashMap ();
43
44
45 protected char[] pageData = new char[0];
46
47
48 private HttpServletRequest request;
49
50 public void writePage(Writer out) throws IOException {
51 out.write(pageData);
52 }
53
54 public String getPage() {
55 try {
56 StringWriter writer = new StringWriter();
57 writePage(writer);
58 return writer.toString();
59 } catch (IOException e) {
60 throw new IllegalStateException ("Could not get page " + e.getMessage());
61 }
62 }
63
64
70 public abstract void writeBody(Writer out) throws IOException;
71
72 public String getBody() {
73 try {
74 StringWriter writer = new StringWriter();
75 writeBody(writer);
76 return writer.toString();
77 } catch (IOException e) {
78 throw new IllegalStateException ("Could not get body " + e.getMessage());
79 }
80 }
81
82
83 public String getTitle() {
84 return noNull(getProperty("title"));
85 }
86
87 public int getContentLength() {
88 return pageData.length;
89 }
90
91 public String getProperty(String name) {
92 if (!isPropertySet(name)) return null;
93 return (String )properties.get(name);
94 }
95
96 public int getIntProperty(String name) {
97 try {
98 return Integer.parseInt(noNull(getProperty(name)));
99 }
100 catch (NumberFormatException e) {
101 return 0;
102 }
103 }
104
105 public long getLongProperty(String name) {
106 try {
107 return Long.parseLong(noNull(getProperty(name)));
108 }
109 catch (NumberFormatException e) {
110 return 0;
111 }
112 }
113
114 public boolean getBooleanProperty(String name) {
115 String property = getProperty(name);
116 if (property == null || property.trim().length() == 0) return false;
117 switch (property.charAt(0)) {
118 case '1':
119 case 't':
120 case 'T':
121 case 'y':
122 case 'Y':
123 return true;
124 default:
125 return false;
126 }
127 }
128
129 public boolean isPropertySet(String name) {
130 return properties.containsKey(name);
131 }
132
133 public String [] getPropertyKeys() {
134 synchronized(properties) {
135 Set keys = properties.keySet();
136 return (String [])keys.toArray(new String [keys.size()]);
137 }
138 }
139
140 public Map getProperties() {
141 return properties;
142 }
143
144
145 public HttpServletRequest getRequest() {
146 return request;
147 }
148
149
154 public void setRequest(HttpServletRequest request) {
155 this.request = new PageRequest(request);
156 }
157
158
164 public void addProperty(String name, String value) {
165 properties.put(name, value);
166 }
167
168
169 protected static String noNull(String in) {
170 return in == null ? "" : in;
171 }
172 }
173
174 class PageRequest extends HttpServletRequestWrapper {
175
176 private String requestURI, method, pathInfo, pathTranslated, queryString, servletPath;
177
178 public PageRequest(HttpServletRequest request) {
179 super(request);
180 requestURI = request.getRequestURI();
181 method = request.getMethod();
182 pathInfo = request.getPathInfo();
183 pathTranslated = request.getPathTranslated();
184 queryString = request.getQueryString();
185 servletPath = request.getServletPath();
186 }
187
188 public String getRequestURI() {
189 return requestURI;
190 }
191
192 public String getMethod() {
193 return method;
194 }
195
196 public String getPathInfo() {
197 return pathInfo;
198 }
199
200 public String getPathTranslated() {
201 return pathTranslated;
202 }
203
204 public String getQueryString() {
205 return queryString;
206 }
207
208 public String getServletPath() {
209 return servletPath;
210 }
211 }
212 |
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