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摘要： Messaging DomainsMessaging middleware allows components and applications to communicate by producing andconsuming messages. The JMS API defines two patterns or messaging domains that govern thiscommunication: point-to-point messaging and publish/subscribe messaging. The JMS API isorganized to suppor 阅读全文

摘要： Because businesses, institutions, and technologies change continually, the software systems thatserve them must be able to accommodate such changes. Following a merger, the addition of aservice, or the expansion of available services, a business can ill afford to recreate its informationsystems. It 阅读全文