initial version

src/main/java/org/kohsuke/github/Poster.java

@@ -0,0 +1,108 @@
+/*
+ * The MIT License
+ *
+ * Copyright (c) 2010, Kohsuke Kawaguchi
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package org.kohsuke.github;
+
+import org.apache.commons.io.IOUtils;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.OutputStreamWriter;
+import java.io.Reader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.net.URLEncoder;
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Map.Entry;
+
+import static org.kohsuke.github.GitHub.MAPPER;
+
+/**
+ * Handles HTTP POST.
+ * @author Kohsuke Kawaguchi
+ */
+class Poster {
+    private final GitHub root;
+    private final Map<String,String> args = new HashMap<String, String>();
+
+    Poster(GitHub root) {
+        this.root = root;
+    }
+
+    public Poster withCredential() {
+        return with("login",root.login).with("token",root.token);
+    }
+
+    public Poster with(String key, int value) {
+        return with(key,String.valueOf(value));
+    }
+
+    public Poster with(String key, String value) {
+        if (value!=null)
+            this.args.put(key,value);
+        return this;
+    }
+
+    public void to(URL url) throws IOException {
+        to(url,null);
+    }
+
+    /**
+     * POSTs the form to the specified URL.
+     *
+     * @throws IOException
+     *      if the server returns 4xx/5xx responses.
+     * @return
+     *      {@link Reader} that reads the response.
+     */
+    public <T> T to(URL url, Class<T> type) throws IOException {
+        HttpURLConnection uc = (HttpURLConnection) url.openConnection();
+
+        uc.setDoOutput(true);
+        uc.setRequestProperty("Content-type","application/x-www-form-urlencoded");
+        uc.setRequestMethod("POST");
+
+
+        StringBuilder body = new StringBuilder();
+        for (Entry<String, String> e : args.entrySet()) {
+            if (body.length()>0)    body.append('&');
+            body.append(URLEncoder.encode(e.getKey(),"UTF-8"));
+            body.append('=');
+            body.append(URLEncoder.encode(e.getValue(),"UTF-8"));
+        }
+
+        OutputStreamWriter o = new OutputStreamWriter(uc.getOutputStream(), "UTF-8");
+        o.write(body.toString());
+        o.close();
+
+
+        try {
+            InputStreamReader r = new InputStreamReader(uc.getInputStream(), "UTF-8");
+            if (type==null) return null;
+            return MAPPER.readValue(r,type);
+        } catch (IOException e) {
+            throw (IOException)new IOException(IOUtils.toString(uc.getErrorStream(),"UTF-8")).initCause(e);
+        }
+    }
+}