java.lang.Object
- org.opennms.core.db.install.Constraint

```
public class Constraint
extends Object
```

Field Summary

Fields
Modifier and Type Field Description

static int CHECK
Constant CHECK=3

static int FOREIGN_KEY
Constant FOREIGN_KEY=2

static int PRIMARY_KEY
Constant PRIMARY_KEY=1

Constructor Summary

Constructors
Constructor	Description
`Constraint(String table, String constraint)`	Constructor for Constraint.
`Constraint(String table, String name, String checkExpression)`	Construct a check type constraint from it's required elements
`Constraint(String table, String name, List<String> columns)`	Construct a primary key constraint from it's required elements
`Constraint(String table, String name, List<String> columns, String ftable, List<String> fcolumns, String fupdtype, String fdeltype)`	Construct a foreign key constraint from it's required elements

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`equals(Object other_o)`
`boolean`	`equals(Object other_o, boolean ignoreFdelType)`	equals
`String`	`getCheckExpression()`	getCheckExpression
`List<String>`	`getColumns()`	getColumns
`List<String>`	`getForeignColumns()`	getForeignColumns
`String`	`getForeignDelType()`	getForeignDelType
`String`	`getForeignTable()`	getForeignTable
`String`	`getForeignUpdType()`	getForeignUpdType
`String`	`getName()`	getName
`String`	`getTable()`	getTable
`int`	`getType()`	getType
`int`	`hashCode()`	hashCode
`boolean`	`isCheckConstraint()`	isCheckConstraint
`boolean`	`isForeignKeyConstraint()`	isForeignKeyConstraint
`boolean`	`isPrimaryKeyConstraint()`	isPrimaryKeyConstraint
`void`	`setCheckExpression(String expression)`	setCheckExpression
`void`	`setColumn(String column)`	setColumn
`void`	`setColumns(List<String> columns)`	setColumns
`void`	`setForeignColumn(String fcolumn)`	setForeignColumn
`void`	`setForeignColumns(List<String> fcolumns)`	setForeignColumns
`void`	`setForeignDelType(String fdeltype)`	setForeignDelType
`void`	`setForeignTable(String ftable)`	setForeignTable
`void`	`setForeignUpdType(String fupdtype)`	setForeignUpdType
`void`	`setName(String name)`	setName
`void`	`setTable(String table)`	setTable
`void`	`setType(int type)`	setType
`String`	`toString()`	toString

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

- Field Detail
  - PRIMARY_KEY
```
public static final int PRIMARY_KEY
```
    Constant PRIMARY_KEY=1
    
    See Also:
    
    Constant Field Values
  - FOREIGN_KEY
```
public static final int FOREIGN_KEY
```
    Constant FOREIGN_KEY=2
    
    See Also:
    
    Constant Field Values
  - CHECK
```
public static final int CHECK
```
    Constant CHECK=3
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - Constraint
```
public Constraint(String table,
                  String constraint)
           throws Exception
```
    Constructor for Constraint.
    
    Parameters:
    
    table - a String object.
    
    constraint - a String object.
    
    Throws:
    
    Exception - if any.
  - Constraint
```
public Constraint(String table,
                  String name,
                  List<String> columns)
```
    Construct a primary key constraint from it's required elements
    
    Parameters:
    
    table - a String object.
    
    name - a String object.
    
    columns - a List object.
  - Constraint
```
public Constraint(String table,
                  String name,
                  List<String> columns,
                  String ftable,
                  List<String> fcolumns,
                  String fupdtype,
                  String fdeltype)
           throws Exception
```
    Construct a foreign key constraint from it's required elements
    
    Parameters:
    
    table - a String object.
    
    name - a String object.
    
    columns - a List object.
    
    ftable - a String object.
    
    fcolumns - a List object.
    
    fupdtype - a String object.
    
    fdeltype - a String object.
    
    Throws:
    
    Exception - if any.
  - Constraint
```
public Constraint(String table,
                  String name,
                  String checkExpression)
```
    Construct a check type constraint from it's required elements
    
    Parameters:
    
    table - a String object.
    
    name - a String object.
    
    checkExpression - a String object.
- Method Detail
  - setForeignUpdType
```
public final void setForeignUpdType(String fupdtype)
```
    setForeignUpdType
    
    Parameters:
    
    fupdtype - a String object.
  - getForeignUpdType
```
public final String getForeignUpdType()
```
    getForeignUpdType
    
    Returns:
    
    a String object.
  - getName
```
public final String getName()
```
    getName
    
    Returns:
    
    a String object.
  - setName
```
public final void setName(String name)
```
    setName
    
    Parameters:
    
    name - a String object.
  - getType
```
public final int getType()
```
    getType
    
    Returns:
    
    a int.
  - setType
```
public final void setType(int type)
```
    setType
    
    Parameters:
    
    type - a int.
  - isPrimaryKeyConstraint
```
public boolean isPrimaryKeyConstraint()
```
    isPrimaryKeyConstraint
    
    Returns:
    
    a boolean.
  - isForeignKeyConstraint
```
public boolean isForeignKeyConstraint()
```
    isForeignKeyConstraint
    
    Returns:
    
    a boolean.
  - isCheckConstraint
```
public boolean isCheckConstraint()
```
    isCheckConstraint
    
    Returns:
    
    a boolean.
  - getTable
```
public final String getTable()
```
    getTable
    
    Returns:
    
    a String object.
  - setTable
```
public final void setTable(String table)
```
    setTable
    
    Parameters:
    
    table - a String object.
  - setColumns
```
public final void setColumns(List<String> columns)
```
    setColumns
    
    Parameters:
    
    columns - a List object.
  - getColumns
```
public final List<String> getColumns()
```
    getColumns
    
    Returns:
    
    a List object.
  - setColumn
```
public final void setColumn(String column)
```
    setColumn
    
    Parameters:
    
    column - a String object.
  - getForeignTable
```
public final String getForeignTable()
```
    getForeignTable
    
    Returns:
    
    a String object.
  - setForeignTable
```
public final void setForeignTable(String ftable)
```
    setForeignTable
    
    Parameters:
    
    ftable - a String object.
  - getForeignColumns
```
public final List<String> getForeignColumns()
```
    getForeignColumns
    
    Returns:
    
    a List object.
  - setForeignColumn
```
public final void setForeignColumn(String fcolumn)
```
    setForeignColumn
    
    Parameters:
    
    fcolumn - a String object.
  - setForeignColumns
```
public final void setForeignColumns(List<String> fcolumns)
```
    setForeignColumns
    
    Parameters:
    
    fcolumns - a List object.
  - getForeignDelType
```
public final String getForeignDelType()
```
    getForeignDelType
    
    Returns:
    
    a String object.
  - setForeignDelType
```
public final void setForeignDelType(String fdeltype)
                             throws Exception
```
    setForeignDelType
    
    Parameters:
    
    fdeltype - a String object.
    
    Throws:
    
    Exception - if any.
  - getCheckExpression
```
public final String getCheckExpression()
```
    getCheckExpression
    
    Returns:
    
    a String object.
  - setCheckExpression
```
public final void setCheckExpression(String expression)
```
    setCheckExpression
    
    Parameters:
    
    expression - a String object.
  - toString
```
public String toString()
```
    toString
    
    Overrides:
    
    toString in class Object
    
    Returns:
    
    a String object.
  - equals
```
public boolean equals(Object other_o)
```
    Overrides:
    
    equals in class Object
  - equals
```
public boolean equals(Object other_o,
                      boolean ignoreFdelType)
```
    equals
    
    Parameters:
    
    other_o - a Object object.
    
    ignoreFdelType - a boolean.
    
    Returns:
    
    a boolean.
  - hashCode
```
public int hashCode()
```
    hashCode
    
    Overrides:
    
    hashCode in class Object
    
    Returns:
    
    a int.

Modifier and Type	Field	Description
`static int`	`CHECK`	Constant `CHECK=3`
`static int`	`FOREIGN_KEY`	Constant `FOREIGN_KEY=2`
`static int`	`PRIMARY_KEY`	Constant `PRIMARY_KEY=1`

Class Constraint

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

PRIMARY_KEY

FOREIGN_KEY

CHECK

Constructor Detail

Constraint

Constraint

Constraint

Constraint

Method Detail

setForeignUpdType

getForeignUpdType

getName

setName

getType

setType

isPrimaryKeyConstraint

isForeignKeyConstraint

isCheckConstraint

getTable

setTable

setColumns

getColumns

setColumn

getForeignTable

setForeignTable

getForeignColumns

setForeignColumn

setForeignColumns

getForeignDelType

setForeignDelType

getCheckExpression

setCheckExpression

toString

equals

equals

hashCode