public final class Select extends Object implements QueryObject
Constructor and Description |
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Select(Qualifier qualifier)
Construct a SQL select statement that selects records of the table provided.
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Select(String name)
Construct a SQL select statement that selects records of the table provided.
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Modifier and Type | Method and Description |
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void |
accept(Visitor visitor)
Accept method to handle incoming visitors.
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void |
addFrom(Qualifier qualifier)
Appends the provided qualifier to the list of qualifiers to be used to build from-clause.
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void |
addSelect(Column name)
Appends the provided field to the list of fields to be fetched from table.
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Condition |
getCondition()
Get condition that specifies which records to select.
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List<Qualifier> |
getFrom()
Getter returning from-list currently set.
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List<Expression> |
getSelect()
Getter returning list of Expressions currently set.
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boolean |
hasFrom()
Method to check if qualifiers exist to add to from-clause.
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boolean |
isLocked()
Get locked-flag that specifies if query has to be executed in locked mode or not.
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void |
setCondition(Condition condition)
Set condition that specifies which records to select.
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void |
setLocked(boolean locked)
Set locked-flag that specifies if query has to be executed in locked mode or not.
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String |
toString()
Method constructing query string.
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public Select(String name)
name
- Name of the table to select records of.public Select(Qualifier qualifier)
qualifier
- Qualifier to select records of.public void addSelect(Column name)
name
- Column object representing a column to be fetched.public void addFrom(Qualifier qualifier)
qualifier
- Qualifier to be added to from-clause.public List<Expression> getSelect()
public List<Qualifier> getFrom()
public Condition getCondition()
public void setCondition(Condition condition)
condition
- Condition that specifies which records to select.public boolean isLocked()
public void setLocked(boolean locked)
locked
- True: execute query in locked mode, False: execute without lock.public boolean hasFrom()
public String toString()
public void accept(Visitor visitor)
accept
in interface QueryObject
visitor
- Visitor to be handled.Copyright © 2013. All rights reserved.