在groovy出现下述程序,但在gasnode groovy里显示错误,请帮助解决 . d& _+ y( z6 f* H. y* L . R! y( a& ]+ g# G# g8 } % i6 q$ ~ _3 m2 {2 S4 v+ K8 l@Parameter (displayName = "Measured Pressure", usageName = "measured pressure") 8 o( e+ J, M ]8 b0 a- { public double getMeasured pressure() { % i* Q. g7 y P* c return measured pressure9 f( A4 d0 L; @9 T+ m
} 3 [4 V6 L& D; Q! r. _# f. u* E public void setMeasured pressure(double newValue) { * w( V- `0 k1 w2 S measured pressure = newValue( p- j% ~ u. y4 [2 n$ a
} 1 [0 k+ \5 l" a, p public double measured pressure = 0 / `$ y: ^& C( }1 x, A; J . v- i! Q. Q( n7 J, ?' J /** - h0 e }. G0 ~* q, O5 F * $ a6 ?5 @& ~6 n * This value is used to automatically generate agent identifiers.( U9 M. F* x: _$ ~9 r5 m* q @$ }4 G
* @field serialVersionUID 8 \* K" j H$ f0 ~5 I% g' B9 S6 S/ c3 B *) c1 ^: i3 r2 V) }% W9 `
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private static final long serialVersionUID = 1L 1 _' ]: ^' L/ b/ i & a8 k% U) i" @$ f4 M# L. Z$ \ /**- Q1 m: G7 z) |, k* K
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* This value is used to automatically generate agent identifiers. " w$ a! c/ y+ W; b' l. Z5 M# ?+ I. m * @field agentIDCounter1 a3 _$ _, |' a$ G. N
* - ]! h! a2 g& ~6 h* E8 C */ 2 G; y' D- ~. k5 E0 L5 m; r8 [2 @ protected static long agentIDCounter = 1 - ]; h. C3 J, E% G% M 0 T' e4 }" K2 a$ z" @# d) m /** # h4 E O u+ d& s3 i * 0 y. l( p6 @& f! d2 V7 b * This value is the agent's identifier. : H, m% Y9 k/ n( L; Q$ `" r * @field agentID 7 D2 z8 [5 D5 x, D" h$ W; C: Z* r * / T$ p7 l! D0 S5 X. t */) Z0 ^' x+ n8 H3 s; {5 Z
protected String agentID = "GasNode " + (agentIDCounter++)8 v- m) C0 f7 h8 O$ ~" Q6 k
% O: j: S( H l6 N9 R4 @ /** - x8 b3 { M; ?1 w2 \ j * % u" ]% a/ I0 k- j * This is the step behavior.8 C1 u. U7 V/ I+ q1 Q
* @method step 8 `7 M @, `$ U9 o$ W * X0 w5 E) U1 n+ O; d1 }0 J
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@Watch(/ b. I, y, B* L% W. V' f8 J9 H- q7 D, o
watcheeClassName = 'infrastructuredemo.GasNode',7 X0 k. z+ K0 v2 i' K+ X% V( f
watcheeFieldNames = 'pressure',+ f1 Z) G" A& J4 M: U
query = 'linked_from',; V' P# l2 X9 i2 i/ v
whenToTrigger = WatcherTriggerSchedule.LATER,, }9 N& m/ O2 g: ?9 J& t q
scheduleTriggerDelta = 10d! u( o* z T- G( |2 O+ t3 [1 ~
) # O1 q! N' k" w+ x& a public def step(infrastructuredemo.GasNode watchedAgent) {) ?/ ]3 }4 q& c+ ^6 Q
' Q/ o% k* f- [3 Z* }; W/ n // Define the return value variable. - h2 r( V2 L, a9 S( g def returnValue- g2 c* t m' c
: E3 j: ]" H+ v" ?0 u$ x6 `" P0 E6 V // Note the simulation time. # n" v1 s$ f" e* O def time = GetTickCountInTimeUnits() / T' g9 R2 S8 U0 }( W9 L* O! w! h/ p! c4 Q0 Q; e/ A
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// This is an agent decision.8 r" s: V/ r! ] ]! k+ p' y
if (watchedNode.pressure<200) {) v) L9 a4 h; r3 @2 [9 o' o
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// This is a task. 7 o5 P; W' O1 b5 P- Y5 R setPressure(watchedAgent.pressure)! a+ z* P: J, a1 l: i
. O$ c' b$ V7 w# S3 {; V3 @ } else { 6 P) G0 {3 m6 B( D5 }% d 6 N9 p6 K# S3 ~# ~ ) u4 Q8 P+ L8 l2 C! \) ? W% q } 0 J% _( P. v; z# Z% w- D3 o- V // Return the results. 5 B8 \# N, n1 X* ^2 d return returnValue) U+ D. L! d0 Y. `0 D9 S( [5 j
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/**2 b1 L0 }0 F& J4 }9 @4 ]9 v) o
* - Q: t5 H. P; Y& _ * This is the step behavior.7 O& E F3 P# ~" n
* @method step& @( ~" Q2 \! o
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@ScheduledMethod( . r) m& H, x' p0 s# M start = 1d,$ h" w/ @. E! w" x) P1 E
interval = 1d, ( A8 g% J& U3 z# I* n shuffle = false. P0 }3 e4 g& E; \* G) j; w5 }! r3 m( h, m
) & L8 s2 n- {! i( C public void step() {/ K4 |* f, @! f9 ]
; L9 ^ w! j: i( G+ W* }6 q // Note the simulation time., y* H0 U6 v! Q, ?; [, Y i
def time = GetTickCountInTimeUnits() . t& H5 d/ t! x* n4 } ; t3 c. H8 n( ?8 j // This is a task., p% O4 ?) R4 J/ K
measurePressure=pressure+ RandomDraw(-20.0, 20.0) ; e' j* L3 [ G9 m5 E2 g // End the method.9 ~0 M) u1 s, m. ]( j: l
return8 `7 ?& g( I" j4 m; n" H7 c
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}