Remove dead code

Remove what appears to be unused CLI code.

spring-boot-cli/src/main/java/org/springframework/boot/cli/command/SourceOptions.java

@@ -23,6 +23,7 @@ import java.util.List;
 import joptsimple.OptionSet;
 
 import org.springframework.boot.cli.util.ResourceUtils;
+import org.springframework.util.Assert;
 
 /**
  * Extract source file options (anything following '--' in an {@link OptionSet}).
@@ -54,11 +55,8 @@ public class SourceOptions {
 	 * @param optionSet the source option set
 	 * @param classLoader an optional classloader used to try and load files that are not
 	 * found in the local filesystem
-	 * @param defaultPaths the default paths to use if no files are provided in the option
-	 * set
 	 */
-	public SourceOptions(OptionSet optionSet, ClassLoader classLoader,
-			String... defaultPaths) {
+	public SourceOptions(OptionSet optionSet, ClassLoader classLoader) {
 		List<?> nonOptionArguments = optionSet.nonOptionArguments();
 		List<String> sources = new ArrayList<String>();
 		int sourceArgCount = 0;
@@ -86,15 +84,7 @@ public class SourceOptions {
 		}
 		this.args = Collections.unmodifiableList(nonOptionArguments.subList(
 				sourceArgCount, nonOptionArguments.size()));
-		if (sources.size() == 0) {
-			if (defaultPaths.length == 0) {
-				throw new IllegalArgumentException(
-						"Please specify at least one file to run");
-			}
-			for (String path : defaultPaths) {
-				sources.addAll(ResourceUtils.getUrls(path, classLoader));
-			}
-		}
+		Assert.isTrue(sources.size() > 0, "Please specify at least one file to run");
 		this.sources = Collections.unmodifiableList(sources);
 	}
 

spring-boot-cli/src/main/java/org/springframework/boot/cli/command/run/SpringApplicationRunner.java

@@ -78,7 +78,7 @@ public class SpringApplicationRunner {
 			stop();
 
 			// Compile
-			Object[] compiledSources = this.compiler.sources(this.sources);
+			Object[] compiledSources = this.compiler.compile(this.sources);
 			if (compiledSources.length == 0) {
 				throw new RuntimeException("No classes found in '" + this.sources + "'");
 			}

spring-boot-cli/src/main/java/org/springframework/boot/cli/command/test/TestRunner.java

@@ -50,7 +50,7 @@ public class TestRunner {
 	}
 
 	public void compileAndRunTests() throws Exception {
-		Object[] sources = this.compiler.sources(this.sources);
+		Object[] sources = this.compiler.compile(this.sources);
 		if (sources.length == 0) {
 			throw new RuntimeException("No classes found in '" + this.sources + "'");
 		}

spring-boot-cli/src/main/java/org/springframework/boot/cli/compiler/GroovyCompiler.java

@@ -24,7 +24,6 @@ import java.io.IOException;
 import java.lang.reflect.Field;
 import java.net.URL;
 import java.util.ArrayList;
-import java.util.Arrays;
 import java.util.Collections;
 import java.util.LinkedList;
 import java.util.List;
@@ -153,23 +152,6 @@ public class GroovyCompiler {
 		this.loader.getConfiguration().addCompilationCustomizers(customizers);
 	}
 
-	public Object[] sources(String... sources) throws CompilationFailedException,
-			IOException {
-		List<String> compilables = new ArrayList<String>();
-		List<Object> others = new ArrayList<Object>();
-		for (String source : sources) {
-			if (source.endsWith(".groovy") || source.endsWith(".java")) {
-				compilables.add(source);
-			}
-			else {
-				others.add(source);
-			}
-		}
-		Class<?>[] compiled = compile(compilables.toArray(new String[compilables.size()]));
-		others.addAll(0, Arrays.asList(compiled));
-		return others.toArray(new Object[others.size()]);
-	}
-
 	/**
 	 * Compile the specified Groovy sources, applying any
 	 * {@link CompilerAutoConfiguration}s. All classes defined in the sources will be