Merge pull request #80 from if12b062/master

Added setParser() to HawkBuilder

hawk/src/main/java/com/orhanobut/hawk/HawkBuilder.java

@@ -81,6 +81,11 @@ public HawkBuilder setCallback(Callback callback) {
     return this;
   }
 
+  public HawkBuilder setParser(Parser parser) {
+    this.parser = parser;
+    return this;
+  }
+
   public Context getContext() {
     return context;
   }

hawk/src/test/java/com/orhanobut/hawk/HawkBuilderTest.java

@@ -2,6 +2,12 @@
 
 import android.app.Activity;
 import android.content.Context;
+import android.text.TextUtils;
+
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import com.google.gson.JsonSyntaxException;
+import com.orhanobut.hawk.GsonParser;
 
 import junit.framework.TestCase;
 
@@ -13,6 +19,10 @@
 import org.robolectric.RobolectricGradleTestRunner;
 import org.robolectric.annotation.Config;
 
+import java.lang.reflect.Type;
+
+import dalvik.annotation.TestTarget;
+
 import static org.assertj.core.api.Assertions.assertThat;
 
 /**
@@ -30,6 +40,28 @@ public HawkBuilderTest() {
     builder = Hawk.init(context);
   }
 
+  class CustomParser implements Parser {
+    private final Gson gson;
+
+    public CustomParser(Gson gson) {
+      this.gson = gson;
+    }
+
+    @Override
+    public <T> T fromJson(String content, Type type) throws JsonSyntaxException {
+      if (TextUtils.isEmpty(content)) {
+        return null;
+      }
+      return gson.fromJson(content, type);
+    }
+
+    @Override
+    public String toJson(Object body) {
+      return gson.toJson(body);
+    }
+
+  }
+
   @Before
   public void setup() {
     builder = new HawkBuilder(context);
@@ -149,6 +181,14 @@ public void testDefaultParser() {
     assertThat(builder.getParser()).isInstanceOf(GsonParser.class);
   }
 
+  @Test
+  public void testCustomParser() {
+    CustomParser parser = new CustomParser(new Gson());
+    builder.setParser(parser)
+            .build();
+    assertThat(builder.getParser()).isInstanceOf(CustomParser.class);
+  }
+
   @Test
   public void testDefaultEncoded() {
     builder.build();