Package liquibase.sqlgenerator.core
Class AddColumnGeneratorDefaultClauseBeforeNotNull
- java.lang.Object
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- liquibase.sqlgenerator.core.AbstractSqlGenerator<AddColumnStatement>
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- liquibase.sqlgenerator.core.AddColumnGenerator
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- liquibase.sqlgenerator.core.AddColumnGeneratorDefaultClauseBeforeNotNull
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- All Implemented Interfaces:
PrioritizedService
,SqlGenerator<AddColumnStatement>
public class AddColumnGeneratorDefaultClauseBeforeNotNull extends AddColumnGenerator
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Field Summary
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Fields inherited from class liquibase.sqlgenerator.core.AddColumnGenerator
REFERENCE_PATTERN
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Fields inherited from interface liquibase.servicelocator.PrioritizedService
COMPARATOR
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Fields inherited from interface liquibase.sqlgenerator.SqlGenerator
EMPTY_SQL, PRIORITY_DATABASE, PRIORITY_DEFAULT
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Constructor Summary
Constructors Constructor Description AddColumnGeneratorDefaultClauseBeforeNotNull()
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description protected String
generateSingleColumnSQL(AddColumnStatement statement, Database database)
int
getPriority()
Of all the SqlGenerators that "support" a given SqlStatement/Database, SqlGeneratorFactory will return the one with the highest priority.boolean
supports(AddColumnStatement statement, Database database)
Does this generator support the given statement/database combination? Do not validate the statement with this method, only return if it can support it.ValidationErrors
validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)
Validate the data contained in the SqlStatement.-
Methods inherited from class liquibase.sqlgenerator.core.AddColumnGenerator
addForeignKeyStatements, addUniqueConstraintStatements, generateSingleColumBaseSQL, generateSingleColumn, generateSql, getAffectedColumn, getAffectedColumns
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Methods inherited from class liquibase.sqlgenerator.core.AbstractSqlGenerator
generateRollbackStatementsIsVolatile, generateStatementsIsVolatile, looksLikeFunctionCall, warn
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Method Detail
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getPriority
public int getPriority()
Description copied from interface:SqlGenerator
Of all the SqlGenerators that "support" a given SqlStatement/Database, SqlGeneratorFactory will return the one with the highest priority.- Specified by:
getPriority
in interfacePrioritizedService
- Specified by:
getPriority
in interfaceSqlGenerator<AddColumnStatement>
- Overrides:
getPriority
in classAbstractSqlGenerator<AddColumnStatement>
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supports
public boolean supports(AddColumnStatement statement, Database database)
Description copied from interface:SqlGenerator
Does this generator support the given statement/database combination? Do not validate the statement with this method, only return if it can support it.- Specified by:
supports
in interfaceSqlGenerator<AddColumnStatement>
- Overrides:
supports
in classAbstractSqlGenerator<AddColumnStatement>
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validate
public ValidationErrors validate(AddColumnStatement statement, Database database, SqlGeneratorChain sqlGeneratorChain)
Description copied from interface:SqlGenerator
Validate the data contained in the SqlStatement. If there are no errors, return an empty ValidationErrors object, not a null value. Liquibase will inspect the ValidationErrors result before attempting to call generateSql.- Specified by:
validate
in interfaceSqlGenerator<AddColumnStatement>
- Overrides:
validate
in classAddColumnGenerator
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generateSingleColumnSQL
protected String generateSingleColumnSQL(AddColumnStatement statement, Database database)
- Overrides:
generateSingleColumnSQL
in classAddColumnGenerator
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