Java FormatException类代码示例

import android.nfc.FormatException; //导入依赖的package包/类
protected void writeTAG(Tag tag) throws IOException, FormatException {
    Ndef ndefTag = Ndef.get(tag);
    byte[] stringBytes = passphrase.getBytes();

    NdefRecord data = NdefRecord.createMime(CONST.NFC_MIME_LOGIN, stringBytes);
    NdefMessage message = new NdefMessage(data);

    if (ndefTag != null) { //write to formatted tag
        ndefTag.connect();
        ndefTag.writeNdefMessage(message);
    } else { //format the tag
        NdefFormatable format = NdefFormatable.get(tag);
        if(format != null) {
            format.connect();
            format.format(message);
        }
    }
}
 

import android.nfc.FormatException; //导入依赖的package包/类
private void writeToNfc(Ndef ndef, String message){

        mTvMessage.setText(getString(R.string.message_write_progress));
        if (ndef != null) {

            try {
                ndef.connect();
                NdefRecord mimeRecord = NdefRecord.createMime("text/plain", message.getBytes(Charset.forName("US-ASCII")));
                ndef.writeNdefMessage(new NdefMessage(mimeRecord));
                ndef.close();
                //Write Successful
                mTvMessage.setText(getString(R.string.message_write_success));

            } catch (IOException | FormatException e) {
                e.printStackTrace();
                mTvMessage.setText(getString(R.string.message_write_error));

            } finally {
                mProgress.setVisibility(View.GONE);
            }

        }
    }
 

import android.nfc.FormatException; //导入依赖的package包/类
private void openFile(String filePath) throws Exception {

        if (filePath == null) {
            throw new FileNotFoundException("No file selected");
        }
        File myFile = new File(filePath);
        if (!myFile.exists()) {
            throw new FileNotFoundException("Cannot find: " + myFile.toString());
        }
        if (!myFile.canRead()) {
            throw new FormatException("Cannot open: " + myFile.toString());
        }
        dfuFile.filePath = myFile.toString();
        dfuFile.file = new byte[(int) myFile.length()];
        //convert file into byte array
        FileInputStream fileInputStream = new FileInputStream(myFile);
        int readLength = fileInputStream.read(dfuFile.file);
        fileInputStream.close();
        if (readLength != myFile.length()) {
            throw new IOException("Could Not Read File");
        }
    }
 

import android.nfc.FormatException; //导入依赖的package包/类
public static SmartPosterRecord parseNdefRecord(NdefRecord ndefRecord) throws FormatException {
	byte[] payload = ndefRecord.getPayload();

	normalizeMessageBeginEnd(payload);

	SmartPosterRecord smartPosterRecord = new SmartPosterRecord();
	
	if(payload.length > 0) {
		List<Record> records = Message.parseNdefMessage(payload);

		for (Record record : records) {
			if (record instanceof UriRecord) {
				smartPosterRecord.setUri((UriRecord)record);
			}
			else if (record instanceof TextRecord) {
				smartPosterRecord.setTitle((TextRecord)record);
			}
			else if (record instanceof ActionRecord) {
				smartPosterRecord.setAction((ActionRecord)record);
			}
		}
	}
	return smartPosterRecord;
	
}
 

import android.nfc.FormatException; //导入依赖的package包/类
private void readFromNFC(Ndef ndef) {

        try {
            ndef.connect();
            NdefMessage ndefMessage = ndef.getNdefMessage();
            String message = new String(ndefMessage.getRecords()[0].getPayload());
            Log.d(TAG, "readFromNFC: "+message);
            mTvMessage.setText(message);
            ndef.close();

        } catch (IOException | FormatException e) {
            e.printStackTrace();

        }
    }
 

import android.nfc.FormatException; //导入依赖的package包/类
private void write(String text, Tag tag) throws IOException, FormatException {
    /*
     http://stackoverflow.com/questions/11427997/android-app-to-add-mutiple-record-in-nfc-tag
      */
    // We want to include a reference to the app, for those who don't have one.
    // This way, their phones will open this app when a tag encoded with this app is used.
    String arrPackageName = "com.briankhuu.nfcmessageboard";
    final int AAR_RECORD_BYTE_LENGTH = 50; // I guess i suck at byte counting. well at least this should still work. This approach does lead to wasted space however.
    //infoMsg = "\n\n---\n To post here. Use the "NFC Messageboard" app: https://play.google.com/store/search?q=NFC%20Message%20Board ";


    // Trim to size (for now this is just a dumb trimmer...) (Later on, you want to remove whole post first
    // Seem that header and other things takes 14 chars. For safety. Lets just remove 20.
    // 0 (via absolute value) < valid entry size < Max Tag size
    final int NDEF_RECORD_HEADER_SIZE = 6;
    final int NDEF_STRING_PAYLOAD_HEADER_SIZE = 4;
    int maxTagByteLength = Math.abs(tag_size - NDEF_RECORD_HEADER_SIZE - NDEF_STRING_PAYLOAD_HEADER_SIZE - AAR_RECORD_BYTE_LENGTH);
    if (text.length() >= maxTagByteLength ){ // Write like normal if content to write will fit without modification
        // Else work out what to remove. For now, just do a dumb trimming. // Unicode characters may take more than 1 byte.
        text = truncateWhenUTF8(text, maxTagByteLength);
    }

    // Write tag
    //NdefRecord[] records = { createRecord(text), aarNdefRecord };
    NdefMessage message = new NdefMessage(new NdefRecord[]{
            createRecord(text)
            ,NdefRecord.createApplicationRecord(arrPackageName)
    });
    Ndef ndef = Ndef.get(tag);
    ndef.connect();
    ndef.writeNdefMessage(message);
    ndef.close();
}
 

import android.nfc.FormatException; //导入依赖的package包/类
private byte[] readTag(Tag tag) throws IOException, FormatException, ReadingTagException {
    List<String> tech = Arrays.asList(tag.getTechList());
    if (tech.contains(Ndef.class.getName())) {
        Log.v(TAG, "Read formatted tag.");
        return readNdeftag(Ndef.get(tag));
    } else if (tech.contains(MifareUltralight.class.getName())) {
        Log.v(TAG, "Read Mifare ultralight tag.");
        return readMifareUltralight(MifareUltralight.get(tag));
    }
    Toast.makeText(this, "No supported tag found.", Toast.LENGTH_SHORT).show();
    Log.e(TAG, "No supported tag found: " + tech);
    throw new ReadingTagException("No supported tag found.");
}
 

import android.nfc.FormatException; //导入依赖的package包/类
private byte[] readNdeftag(Ndef tag) throws IOException, FormatException, ReadingTagException {
    NdefMessage message = tag.getNdefMessage();
    if (message.getRecords().length == 0) {
        Toast.makeText(this, "Empty tag found.", Toast.LENGTH_SHORT).show();
        throw new ReadingTagException("Empty tag.");
    }
    return message.getRecords()[0].getPayload();
}
 

import android.nfc.FormatException; //导入依赖的package包/类
@Override
public void nfcIntentDetected(Intent intent, String action) {
	Log.d(TAG, "nfcIntentDetected: " + action);
	
	Parcelable[] messages = intent.getParcelableArrayExtra(NfcAdapter.EXTRA_NDEF_MESSAGES);
	if (messages != null) {
		NdefMessage[] ndefMessages = new NdefMessage[messages.length];
	    for (int i = 0; i < messages.length; i++) {
	        ndefMessages[i] = (NdefMessage) messages[i];
	    }
	    
	    if(ndefMessages.length > 0) {
	    	// read as much as possible
			Message message = new Message();
			for (int i = 0; i < messages.length; i++) {
		    	NdefMessage ndefMessage = (NdefMessage) messages[i];
		        
				for(NdefRecord ndefRecord : ndefMessage.getRecords()) {
					try {
						message.add(Record.parse(ndefRecord));
					} catch (FormatException e) {
						// if the record is unsupported or corrupted, keep as unsupported record
						message.add(UnsupportedRecord.parse(ndefRecord));
					}
				}
		    }
			readNdefMessage(message);
	    } else {
	    	readEmptyNdefMessage();
	    }
	} else  {
		readNonNdefMessage();
	}
}
 

import android.nfc.FormatException; //导入依赖的package包/类
public static GcActionRecord parseNdefRecord(NdefRecord ndefRecord) throws FormatException {
	byte[] payload = ndefRecord.getPayload();

	if ((payload[0] & GcActionRecord.NUMERIC_CODE) != 0) {
		return new GcActionRecord(Action.getActionByValue(payload[1]));
	} else {
		return new GcActionRecord(Record.parse(payload, 1, payload.length - 1));
	}
	
}
 

import android.nfc.FormatException; //导入依赖的package包/类
public static GenericControlRecord parseNdefRecord(NdefRecord ndefRecord) throws FormatException {
	byte[] payload = ndefRecord.getPayload();

	normalizeMessageBeginEnd(payload, 1, payload.length -1);
	
	Message payloadNdefMessage = Message.parseNdefMessage(payload, 1, payload.length - 1);

	GenericControlRecord genericControlRecord = new GenericControlRecord();
	genericControlRecord.setConfigurationByte(payload[0]);
	
	for (Record record : payloadNdefMessage) {
		if (record instanceof GcTargetRecord) {
			genericControlRecord.setTarget((GcTargetRecord)record);
		} else if (record instanceof GcActionRecord) {
			genericControlRecord.setAction((GcActionRecord)record);
		} else if (record instanceof GcDataRecord) {
			genericControlRecord.setData((GcDataRecord)record);
		} else {
			throw new IllegalArgumentException("Unexpected record " + record.getClass().getName());
		}
	}

	if (!genericControlRecord.hasTarget()) {
		throw new IllegalArgumentException("Expected target record");
	}
	
	return genericControlRecord;
}
 

import android.nfc.FormatException; //导入依赖的package包/类
/**
 * {@link NdefMessage} constructor.
 * 
 * @param ndefMessage
 * @throws FormatException if known record type cannot be parsed
 */

public Message(NdefMessage ndefMessage) throws FormatException {
	for(NdefRecord record : ndefMessage.getRecords()) {
		add(Record.parse(record));
	}
}
 

import android.nfc.FormatException; //导入依赖的package包/类
/**
 * Parse single record.
 * 
    * @param record record to parse
    * @return corresponding {@link Record} subclass - or null if not known
    * @throws FormatException if known record type cannot be parsed
 * @throws IllegalArgumentException if zero or more than one record
 */

protected static Record parse(byte[] record) throws FormatException {
	NdefMessage message = new NdefMessage(record);
	if(message.getRecords().length != 1) {
		throw new IllegalArgumentException("Single record expected");
	}
	return Record.parse(message.getRecords()[0]);
}
 

import android.nfc.FormatException; //导入依赖的package包/类
boolean writeUriCustomHeader(String uri, String technology, byte header, boolean readonly) throws IllegalAccessException, NoSuchFieldException, ClassNotFoundException, InsufficientCapacityException, FormatException, ReadOnlyTagException, TagNotPresentException {
    final Tag mockTag = mTestUtilities.mockTag(technology);
    final Intent intent = new Intent().putExtra(NfcAdapter.EXTRA_TAG, mockTag);
    NfcWriteUtility nfcWriteUtility = mTestUtilities.determineMockType(null);

    return nfcWriteUtility != null && (readonly ? nfcWriteUtility.makeOperationReadOnly().writeUriWithPayloadToTagFromIntent(uri, header, intent) : nfcWriteUtility.writeUriWithPayloadToTagFromIntent(uri, header, intent));
}
 

import android.nfc.FormatException; //导入依赖的package包/类
boolean writeUriCustomHeader(String uri, String technology, byte header, boolean readonly) throws IllegalAccessException, NoSuchFieldException, ClassNotFoundException, InsufficientCapacityException, FormatException, ReadOnlyTagException, TagNotPresentException {
    final Tag mockTag = mTestUtilities.mockTag(technology);
    final Intent intent = new Intent().putExtra(NfcAdapter.EXTRA_TAG, mockTag);
    NfcWriteUtility nfcWriteUtility = mTestUtilities.determineMockType(technology);

    return nfcWriteUtility != null && (readonly ? nfcWriteUtility.makeOperationReadOnly().writeUriWithPayloadToTagFromIntent(uri, header, intent) : nfcWriteUtility.writeUriWithPayloadToTagFromIntent(uri, header, intent));
}