Usage of new API, cleanups (reduced)

src/org/adblockplus/libadblockplus/HeaderEntry.java

+/*
+ * This file is part of Adblock Plus <http://adblockplus.org/>,
+ * Copyright (C) 2006-2014 Eyeo GmbH
+ *
+ * Adblock Plus is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 3 as
+ * published by the Free Software Foundation.
+ *
+ * Adblock Plus is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.adblockplus.libadblockplus;
+
+public class HeaderEntry
+{
+  private final String key;
+  private final String value;
+
+  public HeaderEntry(final String key, final String value)
+  {
+    this.key = key;
+    this.value = value;
+  }
+
+  public static HeaderEntry of(final String key, final String value)
+  {
+    return new HeaderEntry(key, value);
+  }
+
+  public String getKey()
+  {
+    return this.key;
+  }
+
+  public String getValue()
+  {
+    return this.value;
+  }
+
+  @Override
+  public int hashCode()
+  {
+    return this.key.hashCode() * 31 + this.value.hashCode();
+  }
+
+  @Override
+  public boolean equals(final Object o)
+  {
+    if (!(o instanceof HeaderEntry))
+    {
+      return false;
+    }
+    final HeaderEntry other = (HeaderEntry) o;
+    return this.key.equals(other.key) && this.value.equals(other.value);
+  }
+
+  @Override
+  public String toString()
+  {
+    return this.key + ": " + this.value;
+  }
+}