From: Svjatoslav Agejenko <svjatoslav@svjatoslav.eu>
Date: Sun, 27 Oct 2013 19:17:21 +0000 (+0200)
Subject: further improvements to commandline parser API
X-Git-Tag: svjatoslavcommons-1.8~129
X-Git-Url: http://www2.svjatoslav.eu/gitweb/?p=svjatoslav_commons.git;a=commitdiff_plain;h=a2cdc870766514bc5b40e645eaabfd6ab51ba614

further improvements to commandline parser API
---

diff --git a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parameter.java b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parameter.java
index 22cc927..d9e78da 100755
--- a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parameter.java
+++ b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parameter.java
@@ -117,13 +117,6 @@ public class Parameter {
 		return buffer.toString();
 	}
 
-	public File getArgumentAsFile() {
-		if (arguments.size() != 1)
-			throw new RuntimeException("Parameter " + description
-					+ " shall have exactly 1 argument.");
-		return new File(arguments.get(0));
-	}
-
 	public List<File> getArgumentsAsFiles() {
 		final ArrayList<File> result = new ArrayList<File>();
 
diff --git a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parser.java b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parser.java
index 075ca11..f5ecf72 100755
--- a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parser.java
+++ b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/Parser.java
@@ -14,6 +14,7 @@ import java.util.ArrayList;
 import eu.svjatoslav.commons.commandline.parameterparser.parameter.DirectoryParameter;
 import eu.svjatoslav.commons.commandline.parameterparser.parameter.FileParameter;
 import eu.svjatoslav.commons.commandline.parameterparser.parameter.IntegerParameter;
+import eu.svjatoslav.commons.commandline.parameterparser.parameter.NullParameter;
 import eu.svjatoslav.commons.commandline.parameterparser.parameter.StringParameter;
 
 /**
@@ -29,6 +30,14 @@ public class Parser {
 		parameters.add(parameter);
 	}
 
+	public Parameter createCustomParameter(final Argument paramaterType,
+			final String description) {
+		final Parameter parameter = new Parameter(paramaterType, description,
+				ArgumentCount.SINGLE);
+		parameters.add(parameter);
+		return parameter;
+	}
+
 	public DirectoryParameter createDirectoryParameter(final String description) {
 		final DirectoryParameter parameter = new DirectoryParameter(description);
 		parameters.add(parameter);
@@ -47,6 +56,12 @@ public class Parser {
 		return parameter;
 	}
 
+	public NullParameter createNullParameter(final String description) {
+		final NullParameter parameter = new NullParameter(description);
+		parameters.add(parameter);
+		return parameter;
+	}
+
 	public StringParameter createStringParameter(final String description) {
 		final StringParameter parameter = new StringParameter(description);
 		parameters.add(parameter);
diff --git a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java
new file mode 100644
index 0000000..cadadd1
--- /dev/null
+++ b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/NullParameter.java
@@ -0,0 +1,27 @@
+package eu.svjatoslav.commons.commandline.parameterparser.parameter;
+
+import eu.svjatoslav.commons.commandline.parameterparser.ArgumentCount;
+import eu.svjatoslav.commons.commandline.parameterparser.Parameter;
+
+public class NullParameter extends Parameter {
+
+	public NullParameter(final String description) {
+		super(null, description, ArgumentCount.SINGLE);
+	}
+
+	@Override
+	public NullParameter addAliases(final String... aliasArray) {
+		super.addAliases(aliasArray);
+		return this;
+	}
+
+	public boolean getValue() {
+		return isParameterSpecified();
+	}
+
+	@Override
+	public NullParameter setMandatory() {
+		mandatory = true;
+		return this;
+	}
+}
diff --git a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/StringParameter.java b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/StringParameter.java
index a862cbb..29967bc 100644
--- a/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/StringParameter.java
+++ b/src/main/java/eu/svjatoslav/commons/commandline/parameterparser/parameter/StringParameter.java
@@ -30,4 +30,5 @@ public class StringParameter extends Parameter {
 		mandatory = true;
 		return this;
 	}
+
 }