apply spotless format

Author: ntkrgk

build.gradle

@@ -3,6 +3,7 @@ plugins {
     id "com.palantir.git-version" version "0.13.0"
     id "java"
     id "jacoco"
+    id "com.diffplug.spotless" version "6.11.0"
 }
 import com.github.jrubygradle.JRubyExec
 repositories {
@@ -22,8 +23,8 @@ version = {
 }()
 
 compileJava.options.encoding = 'UTF-8' // source encoding
-sourceCompatibility = 1.7
-targetCompatibility = 1.7
+sourceCompatibility = 1.8
+targetCompatibility = 1.8
 
 sourceSets {
     main {
@@ -67,9 +68,11 @@ task gemPush(type: JRubyExec, dependsOn: ["gem"]) {
     script "pkg/${project.name}-${project.version}.gem"
 }
 
-task "package"(dependsOn: ["gemspec", "classpath"]) << {
-    println "> Build succeeded."
-    println "> You can run embulk with '-L ${file(".").absolutePath}' argument."
+task "package"(dependsOn: ["gemspec", "classpath"]) {
+    doLast {
+        println "> Build succeeded."
+        println "> You can run embulk with '-L ${file(".").absolutePath}' argument."
+    }
 }
 
 task gemspec {
@@ -98,3 +101,13 @@ end
     }
 }
 clean { delete "${project.name}.gemspec" }
+
+spotless {
+    java {
+        target 'src/**/*.java'
+        googleJavaFormat()
+        removeUnusedImports()
+        trimTrailingWhitespace()
+        endWithNewline()
+    }
+}

gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,5 @@
-#Tue Aug 11 00:26:20 PDT 2015
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-2.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.9.4-bin.zip

src/main/java/org/embulk/parser/jsonl/ColumnCaster.java

@@ -10,88 +10,66 @@
 import org.embulk.spi.time.TimestampParser;
 import org.msgpack.value.Value;
 
-class ColumnCaster
-{
-    ColumnCaster() {}
+class ColumnCaster {
+  ColumnCaster() {}
 
-    public static boolean asBoolean(Value value) throws DataException
-    {
-        if (value.isBooleanValue()) {
-            return value.asBooleanValue().getBoolean();
-        }
-        else if (value.isIntegerValue()) {
-            return LongCast.asBoolean(value.asIntegerValue().asLong());
-        }
-        else if (value.isFloatValue()) {
-            return DoubleCast.asBoolean(value.asFloatValue().toDouble());
-        }
-        else if (value.isStringValue()) {
-            return StringCast.asBoolean(value.asStringValue().asString());
-        }
-        else {
-            return JsonCast.asBoolean(value);
-        }
+  public static boolean asBoolean(Value value) throws DataException {
+    if (value.isBooleanValue()) {
+      return value.asBooleanValue().getBoolean();
+    } else if (value.isIntegerValue()) {
+      return LongCast.asBoolean(value.asIntegerValue().asLong());
+    } else if (value.isFloatValue()) {
+      return DoubleCast.asBoolean(value.asFloatValue().toDouble());
+    } else if (value.isStringValue()) {
+      return StringCast.asBoolean(value.asStringValue().asString());
+    } else {
+      return JsonCast.asBoolean(value);
     }
+  }
 
-    public static long asLong(Value value) throws DataException
-    {
-        if (value.isBooleanValue()) {
-            return BooleanCast.asLong(value.asBooleanValue().getBoolean());
-        }
-        else if (value.isIntegerValue()) {
-            return value.asIntegerValue().asLong();
-        }
-        else if (value.isFloatValue()) {
-            return DoubleCast.asLong(value.asFloatValue().toDouble());
-        }
-        else if (value.isStringValue()) {
-            return StringCast.asLong(value.asStringValue().asString());
-        }
-        else {
-            return JsonCast.asLong(value);
-        }
+  public static long asLong(Value value) throws DataException {
+    if (value.isBooleanValue()) {
+      return BooleanCast.asLong(value.asBooleanValue().getBoolean());
+    } else if (value.isIntegerValue()) {
+      return value.asIntegerValue().asLong();
+    } else if (value.isFloatValue()) {
+      return DoubleCast.asLong(value.asFloatValue().toDouble());
+    } else if (value.isStringValue()) {
+      return StringCast.asLong(value.asStringValue().asString());
+    } else {
+      return JsonCast.asLong(value);
     }
+  }
 
-    public static double asDouble(Value value) throws DataException
-    {
-        if (value.isBooleanValue()) {
-            return BooleanCast.asDouble(value.asBooleanValue().getBoolean());
-        }
-        else if (value.isIntegerValue()) {
-            return LongCast.asDouble(value.asIntegerValue().asLong());
-        }
-        else if (value.isFloatValue()) {
-            return value.asFloatValue().toDouble();
-        }
-        else if (value.isStringValue()) {
-            return StringCast.asDouble(value.asStringValue().asString());
-        }
-        else {
-            return JsonCast.asDouble(value);
-        }
+  public static double asDouble(Value value) throws DataException {
+    if (value.isBooleanValue()) {
+      return BooleanCast.asDouble(value.asBooleanValue().getBoolean());
+    } else if (value.isIntegerValue()) {
+      return LongCast.asDouble(value.asIntegerValue().asLong());
+    } else if (value.isFloatValue()) {
+      return value.asFloatValue().toDouble();
+    } else if (value.isStringValue()) {
+      return StringCast.asDouble(value.asStringValue().asString());
+    } else {
+      return JsonCast.asDouble(value);
     }
+  }
 
-    public static String asString(Value value) throws DataException
-    {
-        return value.toString();
-    }
+  public static String asString(Value value) throws DataException {
+    return value.toString();
+  }
 
-    public static Timestamp asTimestamp(Value value, TimestampParser parser) throws DataException
-    {
-        if (value.isBooleanValue()) {
-            return BooleanCast.asTimestamp(value.asBooleanValue().getBoolean());
-        }
-        else if (value.isIntegerValue()) {
-            return LongCast.asTimestamp(value.asIntegerValue().asLong());
-        }
-        else if (value.isFloatValue()) {
-            return DoubleCast.asTimestamp(value.asFloatValue().toDouble());
-        }
-        else if (value.isStringValue()) {
-            return StringCast.asTimestamp(value.asStringValue().asString(), parser);
-        }
-        else {
-            return JsonCast.asTimestamp(value);
-        }
+  public static Timestamp asTimestamp(Value value, TimestampParser parser) throws DataException {
+    if (value.isBooleanValue()) {
+      return BooleanCast.asTimestamp(value.asBooleanValue().getBoolean());
+    } else if (value.isIntegerValue()) {
+      return LongCast.asTimestamp(value.asIntegerValue().asLong());
+    } else if (value.isFloatValue()) {
+      return DoubleCast.asTimestamp(value.asFloatValue().toDouble());
+    } else if (value.isStringValue()) {
+      return StringCast.asTimestamp(value.asStringValue().asString(), parser);
+    } else {
+      return JsonCast.asTimestamp(value);
     }
+  }
 }