Constant (QDL root module 1.6.2.3 API)

java.lang.Object
- org.qdl_lang.variables.Constant

All Implemented Interfaces:

Constants
```
public class Constant
extends Object
implements Constants
```
Utility class to manage constants for the system. This is the value recorded at parse time
Created by Jeff Gaynor
on 1/13/20 at 3:07 PM

Field Summary
- Fields inherited from interface org.qdl_lang.variables.Constants
  ALL_INDICES_NAME, ALL_INDICES_TYPE, ARG_COUNT_TYPE, AXIS_RESTRICTION_NAME, AXIS_RESTRICTION_TYPE, BOOLEAN_NAME, BOOLEAN_TYPE, DECIMAL_NAME, DECIMAL_TYPE, DYADIC_FUNCTION_NAME, DYADIC_FUNCTION_TYPE, FUNCTION_NAME, FUNCTION_TYPE, INTEGER_TYPE, LIST_NAME, LIST_TYPE, LONG_NAME, LONG_TYPE, MODULE_NAME, MODULE_TYPE, NULL_NAME, NULL_TYPE, SET_NAME, SET_TYPE, STEM_NAME, STEM_TYPE, STRING_NAME, STRING_TYPE, UNKNOWN_NAME, UNKNOWN_TYPE

Constructor Summary

Constructors
Constructor Description

Constant()

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`Long`	`getLong()`
`static String`	`getName(int type)`	Given the (integer) type, return the string name.
`String`	`getString()`
`int`	`getType()`
`static int`	`getType(Object object)`
`Object`	`getValue()`
`static boolean`	`isModule(Object key)`
`static boolean`	`isNull(Object obj)`
`static boolean`	`isScalar(Object obj)`
`static boolean`	`isSet(Object obj)`
`static boolean`	`isStem(Object obj)`
`static boolean`	`isString(Object key)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- Constant
```
public Constant()
```

Method Detail

getType

public static int getType(Object object)

getName
```
public static String getName(int type)
```
Given the (integer) type, return the string name. This is used mostly for error or diagnostic messsages.

Parameters:

type -

Returns:

isString

public static boolean isString(Object key)

isModule

public static boolean isModule(Object key)

getType
```
public int getType()
```

getValue
```
public Object getValue()
```

getString
```
public String getString()
```

getLong
```
public Long getLong()
```

isNull

public static boolean isNull(Object obj)

isScalar

public static boolean isScalar(Object obj)

isStem

public static boolean isStem(Object obj)

isSet

public static boolean isSet(Object obj)