Package org.antlr.v4.runtime
Class ANTLRFileStream
- java.lang.Object
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- org.antlr.v4.runtime.ANTLRInputStream
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- org.antlr.v4.runtime.ANTLRFileStream
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- All Implemented Interfaces:
CharStream
,IntStream
public class ANTLRFileStream extends ANTLRInputStream
This is anANTLRInputStream
that is loaded from a file all at once when you construct the object.
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Field Summary
Fields Modifier and Type Field Description protected String
fileName
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Fields inherited from class org.antlr.v4.runtime.ANTLRInputStream
data, INITIAL_BUFFER_SIZE, n, name, p, READ_BUFFER_SIZE
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Fields inherited from interface org.antlr.v4.runtime.IntStream
EOF, UNKNOWN_SOURCE_NAME
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Constructor Summary
Constructors Constructor Description ANTLRFileStream(String fileName)
ANTLRFileStream(String fileName, String encoding)
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description String
getSourceName()
Gets the name of the underlying symbol source.void
load(String fileName, String encoding)
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Field Detail
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fileName
protected String fileName
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Constructor Detail
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ANTLRFileStream
public ANTLRFileStream(String fileName) throws IOException
- Throws:
IOException
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ANTLRFileStream
public ANTLRFileStream(String fileName, String encoding) throws IOException
- Throws:
IOException
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Method Detail
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load
public void load(String fileName, String encoding) throws IOException
- Throws:
IOException
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getSourceName
public String getSourceName()
Description copied from interface:IntStream
Gets the name of the underlying symbol source. This method returns a non-null, non-empty string. If such a name is not known, this method returnsIntStream.UNKNOWN_SOURCE_NAME
.- Specified by:
getSourceName
in interfaceIntStream
- Overrides:
getSourceName
in classANTLRInputStream
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