/*
* Svjatoslav Commons - shared library of common functionality.
- * Copyright ©2012-2013, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
- *
+ * Copyright ©2012-2014, Svjatoslav Agejenko, svjatoslav@svjatoslav.eu
+ *
* This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public License
- * as published by the Free Software Foundation.
+ * modify it under the terms of version 3 of the GNU Lesser General Public License
+ * or later as published by the Free Software Foundation.
*/
package eu.svjatoslav.commons.commandline.parameterparser;
-import java.io.File;
import java.util.ArrayList;
-import java.util.List;
-public abstract class Parameter {
+public abstract class Parameter<T> {
/**
* Indicates that at least one argument is mandatory for this parameter.
public final String description;
- protected final ArrayList<String> arguments = new ArrayList<String>();
+ public final ArrayList<String> arguments = new ArrayList<String>();
- ArgumentCount argumentCount;
+ final ArgumentCount argumentCount;
/**
* If this parameter was present in the commandline, then this boolean will
*/
private boolean parameterSpecified;
- public Parameter(final String description, final ArgumentCount argumentCount) {
- this.description = description;
- this.argumentCount = argumentCount;
- };
-
public Parameter(final boolean mandatory,
final ArgumentCount argumentCount, final String description,
final String... aliases2) {
for (final String alias : aliases2)
aliases.add(alias);
+ };
+
+ public Parameter(final String description, final ArgumentCount argumentCount) {
+ this.description = description;
+ this.argumentCount = argumentCount;
}
- public Parameter addAliases(final String... aliasArray) {
+ public T addAliases(final String... aliasArray) {
// save aliases
for (final String alias : aliasArray)
aliases.add(alias);
- return this;
+ return (T) this;
}
/**
// check if arguments are allowed for this parameter
if (argumentCount.equals(ArgumentCount.NONE)) {
System.out
- .println("Error! No arguments are allowed for parameters: "
- + getAliases());
+ .println("Error! No arguments are allowed for parameters: "
+ + getAliases());
return false;
}
if ((arguments.size() > 0)
&& (argumentCount.equals(ArgumentCount.SINGLE))) {
System.out
- .println("Error! Only single argument is allowed for parameters: "
- + getAliases());
+ .println("Error! Only single argument is allowed for parameters: "
+ + getAliases());
return false;
}
return true;
}
+ /**
+ * @return Single line argument type description.
+ */
+ public abstract String describeFormat();
+
public String getAliases() {
final StringBuffer buffer = new StringBuffer();
return buffer.toString();
}
- public List<File> getArgumentsAsFiles() {
- final ArrayList<File> result = new ArrayList<File>();
-
- for (final String argument : arguments) {
- final File file = new File(argument);
- result.add(file);
- }
-
- return result;
- }
-
- public List<Integer> getArgumentsAsIntegers() {
- final ArrayList<Integer> result = new ArrayList<Integer>();
-
- for (final String argument : arguments)
- result.add(Integer.valueOf(argument));
-
- return result;
- }
-
- public List<String> getArgumentsAsStrings() {
- final ArrayList<String> result = new ArrayList<String>(arguments);
- return result;
- }
-
public String getHelp() {
final StringBuffer buffer = new StringBuffer();
return buffer.toString();
}
+ public abstract Object getValue();
+
public boolean isMandatory() {
return mandatory;
}
/**
* Notifies this parameter that no more arguments will follow. This gives
* parameter chance to verify if this is ok.
- *
+ *
* @return <code>true</code> if no errors were found. <code>false</code>
* otherwise.
*/
return true;
}
- public Parameter setMandatory() {
+ public T setMandatory() {
mandatory = true;
- return this;
+ return (T) this;
}
/**
this.parameterSpecified = parameterSpecified;
}
- /**
- * @return Single line argument type description.
- */
- public abstract String describeFormat();
-
/**
* @return <code>true</code> if value is correct, <code>false</code>
* otherwise.